320434744

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{72431}}^1$

素因数の和:72523

約数の個数: 32

約数和(自身を含む): 695347200

約数和(自身を除く): 374912456

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 72431, 144862, 289724, 507017, 579448, 1014034, 2028068, 4056136, 5722049, 11444098, 22888196, 40054343, 45776392, 80108686, 160217372, 320434744]

約数ペア:

[(1, 320434744), (2, 160217372), (4, 80108686), (7, 45776392), (8, 40054343), (14, 22888196), (28, 11444098), (56, 5722049), (79, 4056136), (158, 2028068), (316, 1014034), (553, 579448), (632, 507017), (1106, 289724), (2212, 144862), (4424, 72431)]