123278520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1027321}}^1$

素因数の和:1027335

約数の個数: 32

約数和(自身を含む): 369835920

約数和(自身を除く): 246557400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1027321, 2054642, 3081963, 4109284, 5136605, 6163926, 8218568, 10273210, 12327852, 15409815, 20546420, 24655704, 30819630, 41092840, 61639260, 123278520]

約数ペア:

[(1, 123278520), (2, 61639260), (3, 41092840), (4, 30819630), (5, 24655704), (6, 20546420), (8, 15409815), (10, 12327852), (12, 10273210), (15, 8218568), (20, 6163926), (24, 5136605), (30, 4109284), (40, 3081963), (60, 2054642), (120, 1027321)]