15982670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 33454080

約数和(自身を除く): 17471410

約数列:

[1, 2, 5, 10, 11, 22, 31, 43, 55, 62, 86, 109, 110, 155, 215, 218, 310, 341, 430, 473, 545, 682, 946, 1090, 1199, 1333, 1705, 2365, 2398, 2666, 3379, 3410, 4687, 4730, 5995, 6665, 6758, 9374, 11990, 13330, 14663, 16895, 23435, 29326, 33790, 37169, 46870, 51557, 73315, 74338, 103114, 145297, 146630, 185845, 257785, 290594, 371690, 515570, 726485, 1452970, 1598267, 3196534, 7991335, 15982670]

約数ペア:

[(1, 15982670), (2, 7991335), (5, 3196534), (10, 1598267), (11, 1452970), (22, 726485), (31, 515570), (43, 371690), (55, 290594), (62, 257785), (86, 185845), (109, 146630), (110, 145297), (155, 103114), (215, 74338), (218, 73315), (310, 51557), (341, 46870), (430, 37169), (473, 33790), (545, 29326), (682, 23435), (946, 16895), (1090, 14663), (1199, 13330), (1333, 11990), (1705, 9374), (2365, 6758), (2398, 6665), (2666, 5995), (3379, 4730), (3410, 4687)]