61777680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257407}}^1$

素因数の和:257423

約数の個数: 40

約数和(自身を含む): 191511552

約数和(自身を除く): 129733872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257407, 514814, 772221, 1029628, 1287035, 1544442, 2059256, 2574070, 3088884, 3861105, 4118512, 5148140, 6177768, 7722210, 10296280, 12355536, 15444420, 20592560, 30888840, 61777680]

約数ペア:

[(1, 61777680), (2, 30888840), (3, 20592560), (4, 15444420), (5, 12355536), (6, 10296280), (8, 7722210), (10, 6177768), (12, 5148140), (15, 4118512), (16, 3861105), (20, 3088884), (24, 2574070), (30, 2059256), (40, 1544442), (48, 1287035), (60, 1029628), (80, 772221), (120, 514814), (240, 257407)]