69281080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157457}}^1$

素因数の和:157479

約数の個数: 32

約数和(自身を含む): 170054640

約数和(自身を除く): 100773560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 157457, 314914, 629828, 787285, 1259656, 1574570, 1732027, 3149140, 3464054, 6298280, 6928108, 8660135, 13856216, 17320270, 34640540, 69281080]

約数ペア:

[(1, 69281080), (2, 34640540), (4, 17320270), (5, 13856216), (8, 8660135), (10, 6928108), (11, 6298280), (20, 3464054), (22, 3149140), (40, 1732027), (44, 1574570), (55, 1259656), (88, 787285), (110, 629828), (220, 314914), (440, 157457)]