77120240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{449}}^1$

素因数の和:594

約数の個数: 80

約数和(自身を含む): 190836000

約数和(自身を除く): 113715760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 113, 152, 190, 226, 304, 380, 449, 452, 565, 760, 898, 904, 1130, 1520, 1796, 1808, 2147, 2245, 2260, 3592, 4294, 4490, 4520, 7184, 8531, 8588, 8980, 9040, 10735, 17062, 17176, 17960, 21470, 34124, 34352, 35920, 42655, 42940, 50737, 68248, 85310, 85880, 101474, 136496, 170620, 171760, 202948, 253685, 341240, 405896, 507370, 682480, 811792, 964003, 1014740, 1928006, 2029480, 3856012, 4058960, 4820015, 7712024, 9640030, 15424048, 19280060, 38560120, 77120240]

約数ペア:

[(1, 77120240), (2, 38560120), (4, 19280060), (5, 15424048), (8, 9640030), (10, 7712024), (16, 4820015), (19, 4058960), (20, 3856012), (38, 2029480), (40, 1928006), (76, 1014740), (80, 964003), (95, 811792), (113, 682480), (152, 507370), (190, 405896), (226, 341240), (304, 253685), (380, 202948), (449, 171760), (452, 170620), (565, 136496), (760, 101474), (898, 85880), (904, 85310), (1130, 68248), (1520, 50737), (1796, 42940), (1808, 42655), (2147, 35920), (2245, 34352), (2260, 34124), (3592, 21470), (4294, 17960), (4490, 17176), (4520, 17062), (7184, 10735), (8531, 9040), (8588, 8980)]