129979960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{17377}}^1$

素因数の和:17416

約数の個数: 64

約数和(自身を含む): 337828320

約数和(自身を除く): 207848360

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 17377, 34754, 69508, 86885, 139016, 173770, 191147, 295409, 347540, 382294, 590818, 695080, 764588, 955735, 1181636, 1477045, 1529176, 1911470, 2363272, 2954090, 3249499, 3822940, 5908180, 6498998, 7645880, 11816360, 12997996, 16247495, 25995992, 32494990, 64989980, 129979960]

約数ペア:

[(1, 129979960), (2, 64989980), (4, 32494990), (5, 25995992), (8, 16247495), (10, 12997996), (11, 11816360), (17, 7645880), (20, 6498998), (22, 5908180), (34, 3822940), (40, 3249499), (44, 2954090), (55, 2363272), (68, 1911470), (85, 1529176), (88, 1477045), (110, 1181636), (136, 955735), (170, 764588), (187, 695080), (220, 590818), (340, 382294), (374, 347540), (440, 295409), (680, 191147), (748, 173770), (935, 139016), (1496, 86885), (1870, 69508), (3740, 34754), (7480, 17377)]