212507640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{821}}^1$

素因数の和:1557

約数の個数: 96

約数和(自身を含む): 692452800

約数和(自身を除く): 479945160

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, 719, 821, 1438, 1642, 2157, 2463, 2876, 3284, 3595, 4105, 4314, 4926, 5752, 6471, 6568, 7190, 7389, 8210, 8628, 9852, 10785, 12315, 12942, 14380, 14778, 16420, 17256, 19704, 21570, 24630, 25884, 28760, 29556, 32355, 32840, 36945, 43140, 49260, 51768, 59112, 64710, 73890, 86280, 98520, 129420, 147780, 258840, 295560, 590299, 1180598, 1770897, 2361196, 2951495, 3541794, 4722392, 5312691, 5902990, 7083588, 8854485, 10625382, 11805980, 14167176, 17708970, 21250764, 23611960, 26563455, 35417940, 42501528, 53126910, 70835880, 106253820, 212507640]

約数ペア:

[(1, 212507640), (2, 106253820), (3, 70835880), (4, 53126910), (5, 42501528), (6, 35417940), (8, 26563455), (9, 23611960), (10, 21250764), (12, 17708970), (15, 14167176), (18, 11805980), (20, 10625382), (24, 8854485), (30, 7083588), (36, 5902990), (40, 5312691), (45, 4722392), (60, 3541794), (72, 2951495), (90, 2361196), (120, 1770897), (180, 1180598), (360, 590299), (719, 295560), (821, 258840), (1438, 147780), (1642, 129420), (2157, 98520), (2463, 86280), (2876, 73890), (3284, 64710), (3595, 59112), (4105, 51768), (4314, 49260), (4926, 43140), (5752, 36945), (6471, 32840), (6568, 32355), (7190, 29556), (7389, 28760), (8210, 25884), (8628, 24630), (9852, 21570), (10785, 19704), (12315, 17256), (12942, 16420), (14380, 14778)]