278350530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{130681}}^1$

素因数の和:130762

約数の個数: 32

約数和(自身を含む): 677455488

約数和(自身を除く): 399104958

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 130681, 261362, 392043, 653405, 784086, 1306810, 1960215, 3920430, 9278351, 18556702, 27835053, 46391755, 55670106, 92783510, 139175265, 278350530]

約数ペア:

[(1, 278350530), (2, 139175265), (3, 92783510), (5, 55670106), (6, 46391755), (10, 27835053), (15, 18556702), (30, 9278351), (71, 3920430), (142, 1960215), (213, 1306810), (355, 784086), (426, 653405), (710, 392043), (1065, 261362), (2130, 130681)]