151131640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{343481}}^1$

素因数の和:343503

約数の個数: 32

約数和(自身を含む): 370960560

約数和(自身を除く): 219828920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 343481, 686962, 1373924, 1717405, 2747848, 3434810, 3778291, 6869620, 7556582, 13739240, 15113164, 18891455, 30226328, 37782910, 75565820, 151131640]

約数ペア:

[(1, 151131640), (2, 75565820), (4, 37782910), (5, 30226328), (8, 18891455), (10, 15113164), (11, 13739240), (20, 7556582), (22, 6869620), (40, 3778291), (44, 3434810), (55, 2747848), (88, 1717405), (110, 1373924), (220, 686962), (440, 343481)]