30622620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{72911}}^1$

素因数の和:72930

約数の個数: 48

約数和(自身を含む): 97993728

約数和(自身を除く): 67371108

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, 72911, 145822, 218733, 291644, 364555, 437466, 510377, 729110, 874932, 1020754, 1093665, 1458220, 1531131, 2041508, 2187330, 2551885, 3062262, 4374660, 5103770, 6124524, 7655655, 10207540, 15311310, 30622620]

約数ペア:

[(1, 30622620), (2, 15311310), (3, 10207540), (4, 7655655), (5, 6124524), (6, 5103770), (7, 4374660), (10, 3062262), (12, 2551885), (14, 2187330), (15, 2041508), (20, 1531131), (21, 1458220), (28, 1093665), (30, 1020754), (35, 874932), (42, 729110), (60, 510377), (70, 437466), (84, 364555), (105, 291644), (140, 218733), (210, 145822), (420, 72911)]