81802770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9059}}^1$

素因数の和:9119

約数の個数: 64

約数和(自身を含む): 229616640

約数和(自身を除く): 147813870

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1806, 3010, 4515, 9030, 9059, 18118, 27177, 45295, 54354, 63413, 90590, 126826, 135885, 190239, 271770, 317065, 380478, 389537, 634130, 779074, 951195, 1168611, 1902390, 1947685, 2337222, 2726759, 3895370, 5453518, 5843055, 8180277, 11686110, 13633795, 16360554, 27267590, 40901385, 81802770]

約数ペア:

[(1, 81802770), (2, 40901385), (3, 27267590), (5, 16360554), (6, 13633795), (7, 11686110), (10, 8180277), (14, 5843055), (15, 5453518), (21, 3895370), (30, 2726759), (35, 2337222), (42, 1947685), (43, 1902390), (70, 1168611), (86, 951195), (105, 779074), (129, 634130), (210, 389537), (215, 380478), (258, 317065), (301, 271770), (430, 190239), (602, 135885), (645, 126826), (903, 90590), (1290, 63413), (1505, 54354), (1806, 45295), (3010, 27177), (4515, 18118), (9030, 9059)]