209856570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{90847}}^1$

素因数の和:90875

約数の個数: 64

約数和(自身を含む): 627941376

約数和(自身を除く): 418084806

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 90847, 181694, 272541, 454235, 545082, 635929, 908470, 999317, 1271858, 1362705, 1907787, 1998634, 2725410, 2997951, 3179645, 3815574, 4996585, 5995902, 6359290, 6995219, 9538935, 9993170, 13990438, 14989755, 19077870, 20985657, 29979510, 34976095, 41971314, 69952190, 104928285, 209856570]

約数ペア:

[(1, 209856570), (2, 104928285), (3, 69952190), (5, 41971314), (6, 34976095), (7, 29979510), (10, 20985657), (11, 19077870), (14, 14989755), (15, 13990438), (21, 9993170), (22, 9538935), (30, 6995219), (33, 6359290), (35, 5995902), (42, 4996585), (55, 3815574), (66, 3179645), (70, 2997951), (77, 2725410), (105, 1998634), (110, 1907787), (154, 1362705), (165, 1271858), (210, 999317), (231, 908470), (330, 635929), (385, 545082), (462, 454235), (770, 272541), (1155, 181694), (2310, 90847)]