221600120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{701}}^1\times {\mathrm{1129}}^1$

素因数の和:1848

約数の個数: 64

約数和(自身を含む): 571147200

約数和(自身を除く): 349547080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 701, 1129, 1402, 2258, 2804, 3505, 4516, 4907, 5608, 5645, 7010, 7903, 9032, 9814, 11290, 14020, 15806, 19628, 22580, 24535, 28040, 31612, 39256, 39515, 45160, 49070, 63224, 79030, 98140, 158060, 196280, 316120, 791429, 1582858, 3165716, 3957145, 5540003, 6331432, 7914290, 11080006, 15828580, 22160012, 27700015, 31657160, 44320024, 55400030, 110800060, 221600120]

約数ペア:

[(1, 221600120), (2, 110800060), (4, 55400030), (5, 44320024), (7, 31657160), (8, 27700015), (10, 22160012), (14, 15828580), (20, 11080006), (28, 7914290), (35, 6331432), (40, 5540003), (56, 3957145), (70, 3165716), (140, 1582858), (280, 791429), (701, 316120), (1129, 196280), (1402, 158060), (2258, 98140), (2804, 79030), (3505, 63224), (4516, 49070), (4907, 45160), (5608, 39515), (5645, 39256), (7010, 31612), (7903, 28040), (9032, 24535), (9814, 22580), (11290, 19628), (14020, 15806)]