128695290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{21557}}^1$

素因数の和:21766

約数の個数: 32

約数和(自身を含む): 310435200

約数和(自身を除く): 181739910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 199, 398, 597, 995, 1194, 1990, 2985, 5970, 21557, 43114, 64671, 107785, 129342, 215570, 323355, 646710, 4289843, 8579686, 12869529, 21449215, 25739058, 42898430, 64347645, 128695290]

約数ペア:

[(1, 128695290), (2, 64347645), (3, 42898430), (5, 25739058), (6, 21449215), (10, 12869529), (15, 8579686), (30, 4289843), (199, 646710), (398, 323355), (597, 215570), (995, 129342), (1194, 107785), (1990, 64671), (2985, 43114), (5970, 21557)]