402660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2237}}^1$

素因数の和:2252

約数の個数: 36

約数和(自身を含む): 1221948

約数和(自身を除く): 819288

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2237, 4474, 6711, 8948, 11185, 13422, 20133, 22370, 26844, 33555, 40266, 44740, 67110, 80532, 100665, 134220, 201330, 402660]

約数ペア:

[(1, 402660), (2, 201330), (3, 134220), (4, 100665), (5, 80532), (6, 67110), (9, 44740), (10, 40266), (12, 33555), (15, 26844), (18, 22370), (20, 20133), (30, 13422), (36, 11185), (45, 8948), (60, 6711), (90, 4474), (180, 2237)]