57143280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{521}}^1$

素因数の和:994

約数の個数: 80

約数和(自身を含む): 177872544

約数和(自身を除く): 120729264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 457, 521, 914, 1042, 1371, 1563, 1828, 2084, 2285, 2605, 2742, 3126, 3656, 4168, 4570, 5210, 5484, 6252, 6855, 7312, 7815, 8336, 9140, 10420, 10968, 12504, 13710, 15630, 18280, 20840, 21936, 25008, 27420, 31260, 36560, 41680, 54840, 62520, 109680, 125040, 238097, 476194, 714291, 952388, 1190485, 1428582, 1904776, 2380970, 2857164, 3571455, 3809552, 4761940, 5714328, 7142910, 9523880, 11428656, 14285820, 19047760, 28571640, 57143280]

約数ペア:

[(1, 57143280), (2, 28571640), (3, 19047760), (4, 14285820), (5, 11428656), (6, 9523880), (8, 7142910), (10, 5714328), (12, 4761940), (15, 3809552), (16, 3571455), (20, 2857164), (24, 2380970), (30, 1904776), (40, 1428582), (48, 1190485), (60, 952388), (80, 714291), (120, 476194), (240, 238097), (457, 125040), (521, 109680), (914, 62520), (1042, 54840), (1371, 41680), (1563, 36560), (1828, 31260), (2084, 27420), (2285, 25008), (2605, 21936), (2742, 20840), (3126, 18280), (3656, 15630), (4168, 13710), (4570, 12504), (5210, 10968), (5484, 10420), (6252, 9140), (6855, 8336), (7312, 7815)]