30511740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{72647}}^1$

素因数の和:72666

約数の個数: 48

約数和(自身を含む): 97638912

約数和(自身を除く): 67127172

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, 72647, 145294, 217941, 290588, 363235, 435882, 508529, 726470, 871764, 1017058, 1089705, 1452940, 1525587, 2034116, 2179410, 2542645, 3051174, 4358820, 5085290, 6102348, 7627935, 10170580, 15255870, 30511740]

約数ペア:

[(1, 30511740), (2, 15255870), (3, 10170580), (4, 7627935), (5, 6102348), (6, 5085290), (7, 4358820), (10, 3051174), (12, 2542645), (14, 2179410), (15, 2034116), (20, 1525587), (21, 1452940), (28, 1089705), (30, 1017058), (35, 871764), (42, 726470), (60, 508529), (70, 435882), (84, 363235), (105, 290588), (140, 217941), (210, 145294), (420, 72647)]