15278520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127321}}^1$

素因数の和:127335

約数の個数: 32

約数和(自身を含む): 45835920

約数和(自身を除く): 30557400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127321, 254642, 381963, 509284, 636605, 763926, 1018568, 1273210, 1527852, 1909815, 2546420, 3055704, 3819630, 5092840, 7639260, 15278520]

約数ペア:

[(1, 15278520), (2, 7639260), (3, 5092840), (4, 3819630), (5, 3055704), (6, 2546420), (8, 1909815), (10, 1527852), (12, 1273210), (15, 1018568), (20, 763926), (24, 636605), (30, 509284), (40, 381963), (60, 254642), (120, 127321)]