621771680

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{827}}^1$

素因数の和:1006

約数の個数: 96

約数和(自身を含む): 1522354176

約数和(自身を除く): 900582496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 127, 148, 160, 185, 254, 296, 370, 508, 592, 635, 740, 827, 1016, 1184, 1270, 1480, 1654, 2032, 2540, 2960, 3308, 4064, 4135, 4699, 5080, 5920, 6616, 8270, 9398, 10160, 13232, 16540, 18796, 20320, 23495, 26464, 30599, 33080, 37592, 46990, 61198, 66160, 75184, 93980, 105029, 122396, 132320, 150368, 152995, 187960, 210058, 244792, 305990, 375920, 420116, 489584, 525145, 611980, 751840, 840232, 979168, 1050290, 1223960, 1680464, 2100580, 2447920, 3360928, 3886073, 4201160, 4895840, 7772146, 8402320, 15544292, 16804640, 19430365, 31088584, 38860730, 62177168, 77721460, 124354336, 155442920, 310885840, 621771680]

約数ペア:

[(1, 621771680), (2, 310885840), (4, 155442920), (5, 124354336), (8, 77721460), (10, 62177168), (16, 38860730), (20, 31088584), (32, 19430365), (37, 16804640), (40, 15544292), (74, 8402320), (80, 7772146), (127, 4895840), (148, 4201160), (160, 3886073), (185, 3360928), (254, 2447920), (296, 2100580), (370, 1680464), (508, 1223960), (592, 1050290), (635, 979168), (740, 840232), (827, 751840), (1016, 611980), (1184, 525145), (1270, 489584), (1480, 420116), (1654, 375920), (2032, 305990), (2540, 244792), (2960, 210058), (3308, 187960), (4064, 152995), (4135, 150368), (4699, 132320), (5080, 122396), (5920, 105029), (6616, 93980), (8270, 75184), (9398, 66160), (10160, 61198), (13232, 46990), (16540, 37592), (18796, 33080), (20320, 30599), (23495, 26464)]