255046372280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{910879901}}^1$

素因数の和:910879919

約数の個数: 32

約数和(自身を含む): 655833529440

約数和(自身を除く): 400787157160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 910879901, 1821759802, 3643519604, 4554399505, 6376159307, 7287039208, 9108799010, 12752318614, 18217598020, 25504637228, 31880796535, 36435196040, 51009274456, 63761593070, 127523186140, 255046372280]

約数ペア:

[(1, 255046372280), (2, 127523186140), (4, 63761593070), (5, 51009274456), (7, 36435196040), (8, 31880796535), (10, 25504637228), (14, 18217598020), (20, 12752318614), (28, 9108799010), (35, 7287039208), (40, 6376159307), (56, 4554399505), (70, 3643519604), (140, 1821759802), (280, 910879901)]