GCD

(the database of solved problems)

All the problems and solutions shown below were generated using the GCD Calculator.

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ID	Problem	Count
451	Find Greatest Common Divisor of 72 and 156, using prime factorization.	86
452	Find Greatest Common Divisor of 46 and 18, using prime factorization.	86
453	Find Greatest Common Divisor of 2 and 40, using prime factorization.	85
454	Find Greatest Common Divisor of 9 and 24, using prime factorization.	85
455	Find Greatest Common Divisor of 3 and 8, using prime factorization.	84
456	Find Greatest Common Divisor of 40 and 30, using prime factorization.	84
457	Find Greatest Common Divisor of 105 and 100, using prime factorization.	84
458	Find Greatest Common Divisor of 3 and 27, using prime factorization.	83
459	Find Greatest Common Divisor of 64 and 124, using prime factorization.	83
460	Find Greatest Common Divisor of 81 and 3, using prime factorization.	83
461	Find Greatest Common Divisor of 51 and 12, using prime factorization.	83
462	Find Greatest Common Divisor of 87 and 48, using prime factorization.	83
463	Find Greatest Common Divisor of 4 and 24, using prime factorization.	83
464	Find Greatest Common Divisor of 6 and 84, using prime factorization.	83
465	Find Greatest Common Divisor of 81 and 27, using prime factorization.	82
466	Find Greatest Common Divisor of 309692 and 556, using prime factorization.	82
467	Find Greatest Common Divisor of 36 and 60, using prime factorization.	82
468	Find Greatest Common Divisor of 54 and 8, using prime factorization.	82
469	Find Greatest Common Divisor of 10 and 14, using prime factorization.	82
470	Find Greatest Common Divisor of 21 and 36, using prime factorization.	81
471	Find Greatest Common Divisor of 50 and 40, using prime factorization.	81
472	Find Greatest Common Divisor of 44 and 8, using prime factorization.	81
473	Find Greatest Common Divisor of 16 and 28, using prime factorization.	81
474	Find Greatest Common Divisor of 20 and 4, using prime factorization.	81
475	Find Greatest Common Divisor of 22 and 100, using prime factorization.	81
476	Find Greatest Common Divisor of 26 and 338, using prime factorization.	81
477	Find Greatest Common Divisor of 116 and 12, using prime factorization.	81
478	Find Greatest Common Divisor of 3 and 18, using prime factorization.	81
479	Find Greatest Common Divisor of 4 and 28, using prime factorization.	81
480	Find Greatest Common Divisor of 65 and 1755, using prime factorization.	80
481	Find Greatest Common Divisor of 450 and 16, using prime factorization.	80
482	Find Greatest Common Divisor of 21 and 7, using prime factorization.	80
483	Find Greatest Common Divisor of 16 and 20, using prime factorization.	80
484	Find Greatest Common Divisor of 45 and 63, using prime factorization.	79
485	Find Greatest Common Divisor of 45 and 24, using prime factorization.	79
486	Find Greatest Common Divisor of 80 and 32, using prime factorization.	79
487	Find Greatest Common Divisor of 32 and 4, using prime factorization.	79
488	Find Greatest Common Divisor of 113 and 515, using prime factorization.	79
489	Find Greatest Common Divisor of 12 and 12, using prime factorization.	78
490	Find Greatest Common Divisor of 16 and 100, using prime factorization.	78
491	Find Greatest Common Divisor of 10 and 20, using prime factorization.	78
492	Find Greatest Common Divisor of 12 and 28, using prime factorization.	78
493	Find Greatest Common Divisor of 165 and 12, using prime factorization.	78
494	Find Greatest Common Divisor of 11 and 33, using prime factorization.	78
495	Find Greatest Common Divisor of 404 and 96, using prime factorization.	77
496	Find Greatest Common Divisor of 15 and 75, using prime factorization.	77
497	Find Greatest Common Divisor of 30 and 4, using prime factorization.	77
498	Find Greatest Common Divisor of 6 and 18, using prime factorization.	77
499	Find Greatest Common Divisor of 56 and 10, using prime factorization.	77
500	Find Greatest Common Divisor of 17 and 64, using prime factorization.	76