247777680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1032407}}^1$

素因数の和:1032423

約数の個数: 40

約数和(自身を含む): 768111552

約数和(自身を除く): 520333872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1032407, 2064814, 3097221, 4129628, 5162035, 6194442, 8259256, 10324070, 12388884, 15486105, 16518512, 20648140, 24777768, 30972210, 41296280, 49555536, 61944420, 82592560, 123888840, 247777680]

約数ペア:

[(1, 247777680), (2, 123888840), (3, 82592560), (4, 61944420), (5, 49555536), (6, 41296280), (8, 30972210), (10, 24777768), (12, 20648140), (15, 16518512), (16, 15486105), (20, 12388884), (24, 10324070), (30, 8259256), (40, 6194442), (48, 5162035), (60, 4129628), (80, 3097221), (120, 2064814), (240, 1032407)]