128528130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{21529}}^1$

素因数の和:21738

約数の個数: 32

約数和(自身を含む): 310032000

約数和(自身を除く): 181503870

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 199, 398, 597, 995, 1194, 1990, 2985, 5970, 21529, 43058, 64587, 107645, 129174, 215290, 322935, 645870, 4284271, 8568542, 12852813, 21421355, 25705626, 42842710, 64264065, 128528130]

約数ペア:

[(1, 128528130), (2, 64264065), (3, 42842710), (5, 25705626), (6, 21421355), (10, 12852813), (15, 8568542), (30, 4284271), (199, 645870), (398, 322935), (597, 215290), (995, 129174), (1194, 107645), (1990, 64587), (2985, 43058), (5970, 21529)]