85714920

素因数分解:

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

素因数の和:995

約数の個数: 96

約数和(自身を含む): 279718920

約数和(自身を除く): 194004000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 457, 521, 914, 1042, 1371, 1563, 1828, 2084, 2285, 2605, 2742, 3126, 3656, 4113, 4168, 4570, 4689, 5210, 5484, 6252, 6855, 7815, 8226, 9140, 9378, 10420, 10968, 12504, 13710, 15630, 16452, 18280, 18756, 20565, 20840, 23445, 27420, 31260, 32904, 37512, 41130, 46890, 54840, 62520, 82260, 93780, 164520, 187560, 238097, 476194, 714291, 952388, 1190485, 1428582, 1904776, 2142873, 2380970, 2857164, 3571455, 4285746, 4761940, 5714328, 7142910, 8571492, 9523880, 10714365, 14285820, 17142984, 21428730, 28571640, 42857460, 85714920]

約数ペア:

[(1, 85714920), (2, 42857460), (3, 28571640), (4, 21428730), (5, 17142984), (6, 14285820), (8, 10714365), (9, 9523880), (10, 8571492), (12, 7142910), (15, 5714328), (18, 4761940), (20, 4285746), (24, 3571455), (30, 2857164), (36, 2380970), (40, 2142873), (45, 1904776), (60, 1428582), (72, 1190485), (90, 952388), (120, 714291), (180, 476194), (360, 238097), (457, 187560), (521, 164520), (914, 93780), (1042, 82260), (1371, 62520), (1563, 54840), (1828, 46890), (2084, 41130), (2285, 37512), (2605, 32904), (2742, 31260), (3126, 27420), (3656, 23445), (4113, 20840), (4168, 20565), (4570, 18756), (4689, 18280), (5210, 16452), (5484, 15630), (6252, 13710), (6855, 12504), (7815, 10968), (8226, 10420), (9140, 9378)]