170707740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{406447}}^1$

素因数の和:406466

約数の個数: 48

約数和(自身を含む): 546266112

約数和(自身を除く): 375558372

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 406447, 812894, 1219341, 1625788, 2032235, 2438682, 2845129, 4064470, 4877364, 5690258, 6096705, 8128940, 8535387, 11380516, 12193410, 14225645, 17070774, 24386820, 28451290, 34141548, 42676935, 56902580, 85353870, 170707740]

約数ペア:

[(1, 170707740), (2, 85353870), (3, 56902580), (4, 42676935), (5, 34141548), (6, 28451290), (7, 24386820), (10, 17070774), (12, 14225645), (14, 12193410), (15, 11380516), (20, 8535387), (21, 8128940), (28, 6096705), (30, 5690258), (35, 4877364), (42, 4064470), (60, 2845129), (70, 2438682), (84, 2032235), (105, 1625788), (140, 1219341), (210, 812894), (420, 406447)]