201082980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{478769}}^1$

素因数の和:478788

約数の個数: 48

約数和(自身を含む): 643466880

約数和(自身を除く): 442383900

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, 478769, 957538, 1436307, 1915076, 2393845, 2872614, 3351383, 4787690, 5745228, 6702766, 7181535, 9575380, 10054149, 13405532, 14363070, 16756915, 20108298, 28726140, 33513830, 40216596, 50270745, 67027660, 100541490, 201082980]

約数ペア:

[(1, 201082980), (2, 100541490), (3, 67027660), (4, 50270745), (5, 40216596), (6, 33513830), (7, 28726140), (10, 20108298), (12, 16756915), (14, 14363070), (15, 13405532), (20, 10054149), (21, 9575380), (28, 7181535), (30, 6702766), (35, 5745228), (42, 4787690), (60, 3351383), (70, 2872614), (84, 2393845), (105, 1915076), (140, 1436307), (210, 957538), (420, 478769)]