142881270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{680387}}^1$

素因数の和:680404

約数の個数: 32

約数和(自身を含む): 391903488

約数和(自身を除く): 249022218

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 680387, 1360774, 2041161, 3401935, 4082322, 4762709, 6803870, 9525418, 10205805, 14288127, 20411610, 23813545, 28576254, 47627090, 71440635, 142881270]

約数ペア:

[(1, 142881270), (2, 71440635), (3, 47627090), (5, 28576254), (6, 23813545), (7, 20411610), (10, 14288127), (14, 10205805), (15, 9525418), (21, 6803870), (30, 4762709), (35, 4082322), (42, 3401935), (70, 2041161), (105, 1360774), (210, 680387)]