290517660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1613987}}^1$

素因数の和:1614002

約数の個数: 36

約数和(自身を含む): 881237448

約数和(自身を除く): 590719788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1613987, 3227974, 4841961, 6455948, 8069935, 9683922, 14525883, 16139870, 19367844, 24209805, 29051766, 32279740, 48419610, 58103532, 72629415, 96839220, 145258830, 290517660]

約数ペア:

[(1, 290517660), (2, 145258830), (3, 96839220), (4, 72629415), (5, 58103532), (6, 48419610), (9, 32279740), (10, 29051766), (12, 24209805), (15, 19367844), (18, 16139870), (20, 14525883), (30, 9683922), (36, 8069935), (45, 6455948), (60, 4841961), (90, 3227974), (180, 1613987)]