72870160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4871}}^1$

素因数の和:4912

約数の個数: 80

約数和(自身を含む): 195737472

約数和(自身を除く): 122867312

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 4871, 7480, 9742, 14960, 19484, 24355, 38968, 48710, 53581, 77936, 82807, 97420, 107162, 165614, 194840, 214324, 267905, 331228, 389680, 414035, 428648, 535810, 662456, 828070, 857296, 910877, 1071620, 1324912, 1656140, 1821754, 2143240, 3312280, 3643508, 4286480, 4554385, 6624560, 7287016, 9108770, 14574032, 18217540, 36435080, 72870160]

約数ペア:

[(1, 72870160), (2, 36435080), (4, 18217540), (5, 14574032), (8, 9108770), (10, 7287016), (11, 6624560), (16, 4554385), (17, 4286480), (20, 3643508), (22, 3312280), (34, 2143240), (40, 1821754), (44, 1656140), (55, 1324912), (68, 1071620), (80, 910877), (85, 857296), (88, 828070), (110, 662456), (136, 535810), (170, 428648), (176, 414035), (187, 389680), (220, 331228), (272, 267905), (340, 214324), (374, 194840), (440, 165614), (680, 107162), (748, 97420), (880, 82807), (935, 77936), (1360, 53581), (1496, 48710), (1870, 38968), (2992, 24355), (3740, 19484), (4871, 14960), (7480, 9742)]