221757012

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1823}}^1$

素因数の和:1973

約数の個数: 72

約数和(自身を含む): 584263680

約数和(自身を除く): 362506668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 109, 124, 186, 218, 279, 327, 372, 436, 558, 654, 981, 1116, 1308, 1823, 1962, 3379, 3646, 3924, 5469, 6758, 7292, 10137, 10938, 13516, 16407, 20274, 21876, 30411, 32814, 40548, 56513, 60822, 65628, 113026, 121644, 169539, 198707, 226052, 339078, 397414, 508617, 596121, 678156, 794828, 1017234, 1192242, 1788363, 2034468, 2384484, 3576726, 6159917, 7153452, 12319834, 18479751, 24639668, 36959502, 55439253, 73919004, 110878506, 221757012]

約数ペア:

[(1, 221757012), (2, 110878506), (3, 73919004), (4, 55439253), (6, 36959502), (9, 24639668), (12, 18479751), (18, 12319834), (31, 7153452), (36, 6159917), (62, 3576726), (93, 2384484), (109, 2034468), (124, 1788363), (186, 1192242), (218, 1017234), (279, 794828), (327, 678156), (372, 596121), (436, 508617), (558, 397414), (654, 339078), (981, 226052), (1116, 198707), (1308, 169539), (1823, 121644), (1962, 113026), (3379, 65628), (3646, 60822), (3924, 56513), (5469, 40548), (6758, 32814), (7292, 30411), (10137, 21876), (10938, 20274), (13516, 16407)]