313148080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{1213}}^1$

素因数の和:1694

約数の個数: 80

約数和(自身を含む): 834571584

約数和(自身を除く): 521423504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 461, 560, 922, 1213, 1844, 2305, 2426, 3227, 3688, 4610, 4852, 6065, 6454, 7376, 8491, 9220, 9704, 12130, 12908, 16135, 16982, 18440, 19408, 24260, 25816, 32270, 33964, 36880, 42455, 48520, 51632, 64540, 67928, 84910, 97040, 129080, 135856, 169820, 258160, 339640, 559193, 679280, 1118386, 2236772, 2795965, 3914351, 4473544, 5591930, 7828702, 8947088, 11183860, 15657404, 19571755, 22367720, 31314808, 39143510, 44735440, 62629616, 78287020, 156574040, 313148080]

約数ペア:

[(1, 313148080), (2, 156574040), (4, 78287020), (5, 62629616), (7, 44735440), (8, 39143510), (10, 31314808), (14, 22367720), (16, 19571755), (20, 15657404), (28, 11183860), (35, 8947088), (40, 7828702), (56, 5591930), (70, 4473544), (80, 3914351), (112, 2795965), (140, 2236772), (280, 1118386), (461, 679280), (560, 559193), (922, 339640), (1213, 258160), (1844, 169820), (2305, 135856), (2426, 129080), (3227, 97040), (3688, 84910), (4610, 67928), (4852, 64540), (6065, 51632), (6454, 48520), (7376, 42455), (8491, 36880), (9220, 33964), (9704, 32270), (12130, 25816), (12908, 24260), (16135, 19408), (16982, 18440)]