139207980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{74843}}^1$

素因数の和:74886

約数の個数: 48

約数和(自身を含む): 402361344

約数和(自身を除く): 263153364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 74843, 149686, 224529, 299372, 374215, 449058, 748430, 898116, 1122645, 1496860, 2245290, 2320133, 4490580, 4640266, 6960399, 9280532, 11600665, 13920798, 23201330, 27841596, 34801995, 46402660, 69603990, 139207980]

約数ペア:

[(1, 139207980), (2, 69603990), (3, 46402660), (4, 34801995), (5, 27841596), (6, 23201330), (10, 13920798), (12, 11600665), (15, 9280532), (20, 6960399), (30, 4640266), (31, 4490580), (60, 2320133), (62, 2245290), (93, 1496860), (124, 1122645), (155, 898116), (186, 748430), (310, 449058), (372, 374215), (465, 299372), (620, 224529), (930, 149686), (1860, 74843)]