66837720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{556981}}^1$

素因数の和:556995

約数の個数: 32

約数和(自身を含む): 200513520

約数和(自身を除く): 133675800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 556981, 1113962, 1670943, 2227924, 2784905, 3341886, 4455848, 5569810, 6683772, 8354715, 11139620, 13367544, 16709430, 22279240, 33418860, 66837720]

約数ペア:

[(1, 66837720), (2, 33418860), (3, 22279240), (4, 16709430), (5, 13367544), (6, 11139620), (8, 8354715), (10, 6683772), (12, 5569810), (15, 4455848), (20, 3341886), (24, 2784905), (30, 2227924), (40, 1670943), (60, 1113962), (120, 556981)]