331323160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{31981}}^1$

素因数の和:32036

約数の個数: 64

約数和(自身を含む): 875027520

約数和(自身を除く): 543704360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 31981, 63962, 127924, 159905, 223867, 255848, 319810, 447734, 639620, 895468, 1119335, 1183297, 1279240, 1790936, 2238670, 2366594, 4477340, 4733188, 5916485, 8283079, 8954680, 9466376, 11832970, 16566158, 23665940, 33132316, 41415395, 47331880, 66264632, 82830790, 165661580, 331323160]

約数ペア:

[(1, 331323160), (2, 165661580), (4, 82830790), (5, 66264632), (7, 47331880), (8, 41415395), (10, 33132316), (14, 23665940), (20, 16566158), (28, 11832970), (35, 9466376), (37, 8954680), (40, 8283079), (56, 5916485), (70, 4733188), (74, 4477340), (140, 2366594), (148, 2238670), (185, 1790936), (259, 1279240), (280, 1183297), (296, 1119335), (370, 895468), (518, 639620), (740, 447734), (1036, 319810), (1295, 255848), (1480, 223867), (2072, 159905), (2590, 127924), (5180, 63962), (10360, 31981)]