81349080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39877}}^1$

素因数の和:39908

約数の個数: 64

約数和(自身を含む): 258409440

約数和(自身を除く): 177060360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 39877, 79754, 119631, 159508, 199385, 239262, 319016, 398770, 478524, 598155, 677909, 797540, 957048, 1196310, 1355818, 1595080, 2033727, 2392620, 2711636, 3389545, 4067454, 4785240, 5423272, 6779090, 8134908, 10168635, 13558180, 16269816, 20337270, 27116360, 40674540, 81349080]

約数ペア:

[(1, 81349080), (2, 40674540), (3, 27116360), (4, 20337270), (5, 16269816), (6, 13558180), (8, 10168635), (10, 8134908), (12, 6779090), (15, 5423272), (17, 4785240), (20, 4067454), (24, 3389545), (30, 2711636), (34, 2392620), (40, 2033727), (51, 1595080), (60, 1355818), (68, 1196310), (85, 957048), (102, 797540), (120, 677909), (136, 598155), (170, 478524), (204, 398770), (255, 319016), (340, 239262), (408, 199385), (510, 159508), (680, 119631), (1020, 79754), (2040, 39877)]