120782745

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4889}}^1$

素因数の和:4967

約数の個数: 40

約数和(自身を含む): 220108680

約数和(自身を除く): 99325935

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 305, 405, 549, 915, 1647, 2745, 4889, 4941, 8235, 14667, 24445, 24705, 44001, 73335, 132003, 220005, 298229, 396009, 660015, 894687, 1491145, 1980045, 2684061, 4473435, 8052183, 13420305, 24156549, 40260915, 120782745]

約数ペア:

[(1, 120782745), (3, 40260915), (5, 24156549), (9, 13420305), (15, 8052183), (27, 4473435), (45, 2684061), (61, 1980045), (81, 1491145), (135, 894687), (183, 660015), (305, 396009), (405, 298229), (549, 220005), (915, 132003), (1647, 73335), (2745, 44001), (4889, 24705), (4941, 24445), (8235, 14667)]