287377680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1197407}}^1$

素因数の和:1197423

約数の個数: 40

約数和(自身を含む): 890871552

約数和(自身を除く): 603493872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1197407, 2394814, 3592221, 4789628, 5987035, 7184442, 9579256, 11974070, 14368884, 17961105, 19158512, 23948140, 28737768, 35922210, 47896280, 57475536, 71844420, 95792560, 143688840, 287377680]

約数ペア:

[(1, 287377680), (2, 143688840), (3, 95792560), (4, 71844420), (5, 57475536), (6, 47896280), (8, 35922210), (10, 28737768), (12, 23948140), (15, 19158512), (16, 17961105), (20, 14368884), (24, 11974070), (30, 9579256), (40, 7184442), (48, 5987035), (60, 4789628), (80, 3592221), (120, 2394814), (240, 1197407)]