15831080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:810

約数の個数: 64

約数和(自身を含む): 38983680

約数和(自身を除く): 23152600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 680, 751, 1054, 1240, 1502, 2108, 2635, 3004, 3755, 4216, 5270, 6008, 7510, 10540, 12767, 15020, 21080, 23281, 25534, 30040, 46562, 51068, 63835, 93124, 102136, 116405, 127670, 186248, 232810, 255340, 395777, 465620, 510680, 791554, 931240, 1583108, 1978885, 3166216, 3957770, 7915540, 15831080]

約数ペア:

[(1, 15831080), (2, 7915540), (4, 3957770), (5, 3166216), (8, 1978885), (10, 1583108), (17, 931240), (20, 791554), (31, 510680), (34, 465620), (40, 395777), (62, 255340), (68, 232810), (85, 186248), (124, 127670), (136, 116405), (155, 102136), (170, 93124), (248, 63835), (310, 51068), (340, 46562), (527, 30040), (620, 25534), (680, 23281), (751, 21080), (1054, 15020), (1240, 12767), (1502, 10540), (2108, 7510), (2635, 6008), (3004, 5270), (3755, 4216)]