142647540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{339637}}^1$

素因数の和:339656

約数の個数: 48

約数和(自身を含む): 456473472

約数和(自身を除く): 313825932

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, 339637, 679274, 1018911, 1358548, 1698185, 2037822, 2377459, 3396370, 4075644, 4754918, 5094555, 6792740, 7132377, 9509836, 10189110, 11887295, 14264754, 20378220, 23774590, 28529508, 35661885, 47549180, 71323770, 142647540]

約数ペア:

[(1, 142647540), (2, 71323770), (3, 47549180), (4, 35661885), (5, 28529508), (6, 23774590), (7, 20378220), (10, 14264754), (12, 11887295), (14, 10189110), (15, 9509836), (20, 7132377), (21, 6792740), (28, 5094555), (30, 4754918), (35, 4075644), (42, 3396370), (60, 2377459), (70, 2037822), (84, 1698185), (105, 1358548), (140, 1018911), (210, 679274), (420, 339637)]