328868360

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:822

約数の個数: 64

約数和(自身を含む): 756561600

約数和(自身を除く): 427693240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 331, 421, 472, 590, 662, 842, 1180, 1324, 1655, 1684, 2105, 2360, 2648, 3310, 3368, 4210, 6620, 8420, 13240, 16840, 19529, 24839, 39058, 49678, 78116, 97645, 99356, 124195, 139351, 156232, 195290, 198712, 248390, 278702, 390580, 496780, 557404, 696755, 781160, 993560, 1114808, 1393510, 2787020, 5574040, 8221709, 16443418, 32886836, 41108545, 65773672, 82217090, 164434180, 328868360]

約数ペア:

[(1, 328868360), (2, 164434180), (4, 82217090), (5, 65773672), (8, 41108545), (10, 32886836), (20, 16443418), (40, 8221709), (59, 5574040), (118, 2787020), (236, 1393510), (295, 1114808), (331, 993560), (421, 781160), (472, 696755), (590, 557404), (662, 496780), (842, 390580), (1180, 278702), (1324, 248390), (1655, 198712), (1684, 195290), (2105, 156232), (2360, 139351), (2648, 124195), (3310, 99356), (3368, 97645), (4210, 78116), (6620, 49678), (8420, 39058), (13240, 24839), (16840, 19529)]