315084680

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{69709}}^1$

素因数の和:69833

約数の個数: 32

約数和(自身を含む): 715224600

約数和(自身を除く): 400139920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 69709, 139418, 278836, 348545, 557672, 697090, 1394180, 2788360, 7877117, 15754234, 31508468, 39385585, 63016936, 78771170, 157542340, 315084680]

約数ペア:

[(1, 315084680), (2, 157542340), (4, 78771170), (5, 63016936), (8, 39385585), (10, 31508468), (20, 15754234), (40, 7877117), (113, 2788360), (226, 1394180), (452, 697090), (565, 557672), (904, 348545), (1130, 278836), (2260, 139418), (4520, 69709)]