64673220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{863}}^1\times {\mathrm{1249}}^1$

素因数の和:2124

約数の個数: 48

約数和(自身を含む): 181440000

約数和(自身を除く): 116766780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 863, 1249, 1726, 2498, 2589, 3452, 3747, 4315, 4996, 5178, 6245, 7494, 8630, 10356, 12490, 12945, 14988, 17260, 18735, 24980, 25890, 37470, 51780, 74940, 1077887, 2155774, 3233661, 4311548, 5389435, 6467322, 10778870, 12934644, 16168305, 21557740, 32336610, 64673220]

約数ペア:

[(1, 64673220), (2, 32336610), (3, 21557740), (4, 16168305), (5, 12934644), (6, 10778870), (10, 6467322), (12, 5389435), (15, 4311548), (20, 3233661), (30, 2155774), (60, 1077887), (863, 74940), (1249, 51780), (1726, 37470), (2498, 25890), (2589, 24980), (3452, 18735), (3747, 17260), (4315, 14988), (4996, 12945), (5178, 12490), (6245, 10356), (7494, 8630)]