30078580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1187}}^1$

素因数の和:1384

約数の個数: 48

約数和(自身を含む): 72648576

約数和(自身を除く): 42569996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 724, 905, 1187, 1267, 1810, 2374, 2534, 3620, 4748, 5068, 5935, 6335, 8309, 11870, 12670, 16618, 23740, 25340, 33236, 41545, 83090, 166180, 214847, 429694, 859388, 1074235, 1503929, 2148470, 3007858, 4296940, 6015716, 7519645, 15039290, 30078580]

約数ペア:

[(1, 30078580), (2, 15039290), (4, 7519645), (5, 6015716), (7, 4296940), (10, 3007858), (14, 2148470), (20, 1503929), (28, 1074235), (35, 859388), (70, 429694), (140, 214847), (181, 166180), (362, 83090), (724, 41545), (905, 33236), (1187, 25340), (1267, 23740), (1810, 16618), (2374, 12670), (2534, 11870), (3620, 8309), (4748, 6335), (5068, 5935)]