156390660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28027}}^1$

素因数の和:28073

約数の個数: 72

約数和(自身を含む): 489705216

約数和(自身を除く): 333314556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 28027, 56054, 84081, 112108, 140135, 168162, 252243, 280270, 336324, 420405, 504486, 560540, 840810, 868837, 1008972, 1261215, 1681620, 1737674, 2522430, 2606511, 3475348, 4344185, 5044860, 5213022, 7819533, 8688370, 10426044, 13032555, 15639066, 17376740, 26065110, 31278132, 39097665, 52130220, 78195330, 156390660]

約数ペア:

[(1, 156390660), (2, 78195330), (3, 52130220), (4, 39097665), (5, 31278132), (6, 26065110), (9, 17376740), (10, 15639066), (12, 13032555), (15, 10426044), (18, 8688370), (20, 7819533), (30, 5213022), (31, 5044860), (36, 4344185), (45, 3475348), (60, 2606511), (62, 2522430), (90, 1737674), (93, 1681620), (124, 1261215), (155, 1008972), (180, 868837), (186, 840810), (279, 560540), (310, 504486), (372, 420405), (465, 336324), (558, 280270), (620, 252243), (930, 168162), (1116, 140135), (1395, 112108), (1860, 84081), (2790, 56054), (5580, 28027)]