157024280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{1249}}^1$

素因数の和:1716

約数の個数: 64

約数和(自身を含む): 405000000

約数和(自身を除く): 247975720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 449, 898, 1249, 1796, 2245, 2498, 3143, 3592, 4490, 4996, 6245, 6286, 8743, 8980, 9992, 12490, 12572, 15715, 17486, 17960, 24980, 25144, 31430, 34972, 43715, 49960, 62860, 69944, 87430, 125720, 174860, 349720, 560801, 1121602, 2243204, 2804005, 3925607, 4486408, 5608010, 7851214, 11216020, 15702428, 19628035, 22432040, 31404856, 39256070, 78512140, 157024280]

約数ペア:

[(1, 157024280), (2, 78512140), (4, 39256070), (5, 31404856), (7, 22432040), (8, 19628035), (10, 15702428), (14, 11216020), (20, 7851214), (28, 5608010), (35, 4486408), (40, 3925607), (56, 2804005), (70, 2243204), (140, 1121602), (280, 560801), (449, 349720), (898, 174860), (1249, 125720), (1796, 87430), (2245, 69944), (2498, 62860), (3143, 49960), (3592, 43715), (4490, 34972), (4996, 31430), (6245, 25144), (6286, 24980), (8743, 17960), (8980, 17486), (9992, 15715), (12490, 12572)]