255486564

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{1093}}^1$

素因数の和:1297

約数の個数: 72

約数和(自身を含む): 665817152

約数和(自身を除く): 410330588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 151, 172, 258, 302, 387, 453, 516, 604, 774, 906, 1093, 1359, 1548, 1812, 2186, 2718, 3279, 4372, 5436, 6493, 6558, 9837, 12986, 13116, 19479, 19674, 25972, 38958, 39348, 46999, 58437, 77916, 93998, 116874, 140997, 165043, 187996, 233748, 281994, 330086, 422991, 495129, 563988, 660172, 845982, 990258, 1485387, 1691964, 1980516, 2970774, 5941548, 7096849, 14193698, 21290547, 28387396, 42581094, 63871641, 85162188, 127743282, 255486564]

約数ペア:

[(1, 255486564), (2, 127743282), (3, 85162188), (4, 63871641), (6, 42581094), (9, 28387396), (12, 21290547), (18, 14193698), (36, 7096849), (43, 5941548), (86, 2970774), (129, 1980516), (151, 1691964), (172, 1485387), (258, 990258), (302, 845982), (387, 660172), (453, 563988), (516, 495129), (604, 422991), (774, 330086), (906, 281994), (1093, 233748), (1359, 187996), (1548, 165043), (1812, 140997), (2186, 116874), (2718, 93998), (3279, 77916), (4372, 58437), (5436, 46999), (6493, 39348), (6558, 38958), (9837, 25972), (12986, 19674), (13116, 19479)]