294118280

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{557}}^1$

素因数の和:918

約数の個数: 64

約数和(自身を含む): 680581440

約数和(自身を除く): 386463160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 307, 344, 430, 557, 614, 860, 1114, 1228, 1535, 1720, 2228, 2456, 2785, 3070, 4456, 5570, 6140, 11140, 12280, 13201, 22280, 23951, 26402, 47902, 52804, 66005, 95804, 105608, 119755, 132010, 170999, 191608, 239510, 264020, 341998, 479020, 528040, 683996, 854995, 958040, 1367992, 1709990, 3419980, 6839960, 7352957, 14705914, 29411828, 36764785, 58823656, 73529570, 147059140, 294118280]

約数ペア:

[(1, 294118280), (2, 147059140), (4, 73529570), (5, 58823656), (8, 36764785), (10, 29411828), (20, 14705914), (40, 7352957), (43, 6839960), (86, 3419980), (172, 1709990), (215, 1367992), (307, 958040), (344, 854995), (430, 683996), (557, 528040), (614, 479020), (860, 341998), (1114, 264020), (1228, 239510), (1535, 191608), (1720, 170999), (2228, 132010), (2456, 119755), (2785, 105608), (3070, 95804), (4456, 66005), (5570, 52804), (6140, 47902), (11140, 26402), (12280, 23951), (13201, 22280)]