157416560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{701}}^1$

素因数の和:1122

約数の個数: 80

約数和(自身を含む): 419919552

約数和(自身を除く): 262502992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 401, 560, 701, 802, 1402, 1604, 2005, 2804, 2807, 3208, 3505, 4010, 4907, 5608, 5614, 6416, 7010, 8020, 9814, 11216, 11228, 14020, 14035, 16040, 19628, 22456, 24535, 28040, 28070, 32080, 39256, 44912, 49070, 56080, 56140, 78512, 98140, 112280, 196280, 224560, 281101, 392560, 562202, 1124404, 1405505, 1967707, 2248808, 2811010, 3935414, 4497616, 5622020, 7870828, 9838535, 11244040, 15741656, 19677070, 22488080, 31483312, 39354140, 78708280, 157416560]

約数ペア:

[(1, 157416560), (2, 78708280), (4, 39354140), (5, 31483312), (7, 22488080), (8, 19677070), (10, 15741656), (14, 11244040), (16, 9838535), (20, 7870828), (28, 5622020), (35, 4497616), (40, 3935414), (56, 2811010), (70, 2248808), (80, 1967707), (112, 1405505), (140, 1124404), (280, 562202), (401, 392560), (560, 281101), (701, 224560), (802, 196280), (1402, 112280), (1604, 98140), (2005, 78512), (2804, 56140), (2807, 56080), (3208, 49070), (3505, 44912), (4010, 39256), (4907, 32080), (5608, 28070), (5614, 28040), (6416, 24535), (7010, 22456), (8020, 19628), (9814, 16040), (11216, 14035), (11228, 14020)]