180179480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2207}}^1$

素因数の和:2388

約数の個数: 64

約数和(自身を含む): 439568640

約数和(自身を除く): 259389160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 157, 260, 314, 520, 628, 785, 1256, 1570, 2041, 2207, 3140, 4082, 4414, 6280, 8164, 8828, 10205, 11035, 16328, 17656, 20410, 22070, 28691, 40820, 44140, 57382, 81640, 88280, 114764, 143455, 229528, 286910, 346499, 573820, 692998, 1147640, 1385996, 1732495, 2771992, 3464990, 4504487, 6929980, 9008974, 13859960, 18017948, 22522435, 36035896, 45044870, 90089740, 180179480]

約数ペア:

[(1, 180179480), (2, 90089740), (4, 45044870), (5, 36035896), (8, 22522435), (10, 18017948), (13, 13859960), (20, 9008974), (26, 6929980), (40, 4504487), (52, 3464990), (65, 2771992), (104, 1732495), (130, 1385996), (157, 1147640), (260, 692998), (314, 573820), (520, 346499), (628, 286910), (785, 229528), (1256, 143455), (1570, 114764), (2041, 88280), (2207, 81640), (3140, 57382), (4082, 44140), (4414, 40820), (6280, 28691), (8164, 22070), (8828, 20410), (10205, 17656), (11035, 16328)]