15398520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{128321}}^1$

素因数の和:128335

約数の個数: 32

約数和(自身を含む): 46195920

約数和(自身を除く): 30797400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 128321, 256642, 384963, 513284, 641605, 769926, 1026568, 1283210, 1539852, 1924815, 2566420, 3079704, 3849630, 5132840, 7699260, 15398520]

約数ペア:

[(1, 15398520), (2, 7699260), (3, 5132840), (4, 3849630), (5, 3079704), (6, 2566420), (8, 1924815), (10, 1539852), (12, 1283210), (15, 1026568), (20, 769926), (24, 641605), (30, 513284), (40, 384963), (60, 256642), (120, 128321)]