31053720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1031}}^1$

素因数の和:1296

約数の個数: 64

約数和(自身を含む): 93623040

約数和(自身を除く): 62569320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 1004, 1031, 1255, 1506, 2008, 2062, 2510, 3012, 3093, 3765, 4124, 5020, 5155, 6024, 6186, 7530, 8248, 10040, 10310, 12372, 15060, 15465, 20620, 24744, 30120, 30930, 41240, 61860, 123720, 258781, 517562, 776343, 1035124, 1293905, 1552686, 2070248, 2587810, 3105372, 3881715, 5175620, 6210744, 7763430, 10351240, 15526860, 31053720]

約数ペア:

[(1, 31053720), (2, 15526860), (3, 10351240), (4, 7763430), (5, 6210744), (6, 5175620), (8, 3881715), (10, 3105372), (12, 2587810), (15, 2070248), (20, 1552686), (24, 1293905), (30, 1035124), (40, 776343), (60, 517562), (120, 258781), (251, 123720), (502, 61860), (753, 41240), (1004, 30930), (1031, 30120), (1255, 24744), (1506, 20620), (2008, 15465), (2062, 15060), (2510, 12372), (3012, 10310), (3093, 10040), (3765, 8248), (4124, 7530), (5020, 6186), (5155, 6024)]