123888840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1032407}}^1$

素因数の和:1032421

約数の個数: 32

約数和(自身を含む): 371666880

約数和(自身を除く): 247778040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1032407, 2064814, 3097221, 4129628, 5162035, 6194442, 8259256, 10324070, 12388884, 15486105, 20648140, 24777768, 30972210, 41296280, 61944420, 123888840]

約数ペア:

[(1, 123888840), (2, 61944420), (3, 41296280), (4, 30972210), (5, 24777768), (6, 20648140), (8, 15486105), (10, 12388884), (12, 10324070), (15, 8259256), (20, 6194442), (24, 5162035), (30, 4129628), (40, 3097221), (60, 2064814), (120, 1032407)]