281652160

素因数分解:

$2^6\times 5^1\times {\mathrm{463}}^1\times {\mathrm{1901}}^1$

素因数の和:2381

約数の個数: 56

約数和(自身を含む): 672486336

約数和(自身を除く): 390834176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 463, 926, 1852, 1901, 2315, 3704, 3802, 4630, 7408, 7604, 9260, 9505, 14816, 15208, 18520, 19010, 29632, 30416, 37040, 38020, 60832, 74080, 76040, 121664, 148160, 152080, 304160, 608320, 880163, 1760326, 3520652, 4400815, 7041304, 8801630, 14082608, 17603260, 28165216, 35206520, 56330432, 70413040, 140826080, 281652160]

約数ペア:

[(1, 281652160), (2, 140826080), (4, 70413040), (5, 56330432), (8, 35206520), (10, 28165216), (16, 17603260), (20, 14082608), (32, 8801630), (40, 7041304), (64, 4400815), (80, 3520652), (160, 1760326), (320, 880163), (463, 608320), (926, 304160), (1852, 152080), (1901, 148160), (2315, 121664), (3704, 76040), (3802, 74080), (4630, 60832), (7408, 38020), (7604, 37040), (9260, 30416), (9505, 29632), (14816, 19010), (15208, 18520)]