9998535780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{18515807}}^1$

素因数の和:18515825

約数の個数: 48

約数和(自身を含む): 31106557440

約数和(自身を除く): 21108021660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 18515807, 37031614, 55547421, 74063228, 92579035, 111094842, 166642263, 185158070, 222189684, 277737105, 333284526, 370316140, 499926789, 555474210, 666569052, 833211315, 999853578, 1110948420, 1666422630, 1999707156, 2499633945, 3332845260, 4999267890, 9998535780]

約数ペア:

[(1, 9998535780), (2, 4999267890), (3, 3332845260), (4, 2499633945), (5, 1999707156), (6, 1666422630), (9, 1110948420), (10, 999853578), (12, 833211315), (15, 666569052), (18, 555474210), (20, 499926789), (27, 370316140), (30, 333284526), (36, 277737105), (45, 222189684), (54, 185158070), (60, 166642263), (90, 111094842), (108, 92579035), (135, 74063228), (180, 55547421), (270, 37031614), (540, 18515807)]