142718660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{1663}}^1$

素因数の和:2292

約数の個数: 48

約数和(自身を含む): 343289856

約数和(自身を除く): 200571196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 613, 1226, 1663, 2452, 3065, 3326, 4291, 6130, 6652, 8315, 8582, 11641, 12260, 16630, 17164, 21455, 23282, 33260, 42910, 46564, 58205, 85820, 116410, 232820, 1019419, 2038838, 4077676, 5097095, 7135933, 10194190, 14271866, 20388380, 28543732, 35679665, 71359330, 142718660]

約数ペア:

[(1, 142718660), (2, 71359330), (4, 35679665), (5, 28543732), (7, 20388380), (10, 14271866), (14, 10194190), (20, 7135933), (28, 5097095), (35, 4077676), (70, 2038838), (140, 1019419), (613, 232820), (1226, 116410), (1663, 85820), (2452, 58205), (3065, 46564), (3326, 42910), (4291, 33260), (6130, 23282), (6652, 21455), (8315, 17164), (8582, 16630), (11641, 12260)]