305771292

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{2819}}^1$

素因数の和:2983

約数の個数: 72

約数和(自身を含む): 812972160

約数和(自身を除く): 507200868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 131, 138, 207, 262, 276, 393, 414, 524, 786, 828, 1179, 1572, 2358, 2819, 3013, 4716, 5638, 6026, 8457, 9039, 11276, 12052, 16914, 18078, 25371, 27117, 33828, 36156, 50742, 54234, 64837, 101484, 108468, 129674, 194511, 259348, 369289, 389022, 583533, 738578, 778044, 1107867, 1167066, 1477156, 2215734, 2334132, 3323601, 4431468, 6647202, 8493647, 13294404, 16987294, 25480941, 33974588, 50961882, 76442823, 101923764, 152885646, 305771292]

約数ペア:

[(1, 305771292), (2, 152885646), (3, 101923764), (4, 76442823), (6, 50961882), (9, 33974588), (12, 25480941), (18, 16987294), (23, 13294404), (36, 8493647), (46, 6647202), (69, 4431468), (92, 3323601), (131, 2334132), (138, 2215734), (207, 1477156), (262, 1167066), (276, 1107867), (393, 778044), (414, 738578), (524, 583533), (786, 389022), (828, 369289), (1179, 259348), (1572, 194511), (2358, 129674), (2819, 108468), (3013, 101484), (4716, 64837), (5638, 54234), (6026, 50742), (8457, 36156), (9039, 33828), (11276, 27117), (12052, 25371), (16914, 18078)]