30888840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257407}}^1$

素因数の和:257421

約数の個数: 32

約数和(自身を含む): 92666880

約数和(自身を除く): 61778040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257407, 514814, 772221, 1029628, 1287035, 1544442, 2059256, 2574070, 3088884, 3861105, 5148140, 6177768, 7722210, 10296280, 15444420, 30888840]

約数ペア:

[(1, 30888840), (2, 15444420), (3, 10296280), (4, 7722210), (5, 6177768), (6, 5148140), (8, 3861105), (10, 3088884), (12, 2574070), (15, 2059256), (20, 1544442), (24, 1287035), (30, 1029628), (40, 772221), (60, 514814), (120, 257407)]