128098530

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{67777}}^1$

素因数の和:67800

約数の個数: 64

約数和(自身を含む): 390401280

約数和(自身を除く): 262302750

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 67777, 135554, 203331, 338885, 406662, 474439, 609993, 677770, 948878, 1016655, 1219986, 1423317, 1829979, 2033310, 2372195, 2846634, 3049965, 3659958, 4269951, 4744390, 6099930, 7116585, 8539902, 9149895, 12809853, 14233170, 18299790, 21349755, 25619706, 42699510, 64049265, 128098530]

約数ペア:

[(1, 128098530), (2, 64049265), (3, 42699510), (5, 25619706), (6, 21349755), (7, 18299790), (9, 14233170), (10, 12809853), (14, 9149895), (15, 8539902), (18, 7116585), (21, 6099930), (27, 4744390), (30, 4269951), (35, 3659958), (42, 3049965), (45, 2846634), (54, 2372195), (63, 2033310), (70, 1829979), (90, 1423317), (105, 1219986), (126, 1016655), (135, 948878), (189, 677770), (210, 609993), (270, 474439), (315, 406662), (378, 338885), (630, 203331), (945, 135554), (1890, 67777)]