64988520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{541571}}^1$

素因数の和:541585

約数の個数: 32

約数和(自身を含む): 194965920

約数和(自身を除く): 129977400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 541571, 1083142, 1624713, 2166284, 2707855, 3249426, 4332568, 5415710, 6498852, 8123565, 10831420, 12997704, 16247130, 21662840, 32494260, 64988520]

約数ペア:

[(1, 64988520), (2, 32494260), (3, 21662840), (4, 16247130), (5, 12997704), (6, 10831420), (8, 8123565), (10, 6498852), (12, 5415710), (15, 4332568), (20, 3249426), (24, 2707855), (30, 2166284), (40, 1624713), (60, 1083142), (120, 541571)]