71259660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{395887}}^1$

素因数の和:395902

約数の個数: 36

約数和(自身を含む): 216154848

約数和(自身を除く): 144895188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 395887, 791774, 1187661, 1583548, 1979435, 2375322, 3562983, 3958870, 4750644, 5938305, 7125966, 7917740, 11876610, 14251932, 17814915, 23753220, 35629830, 71259660]

約数ペア:

[(1, 71259660), (2, 35629830), (3, 23753220), (4, 17814915), (5, 14251932), (6, 11876610), (9, 7917740), (10, 7125966), (12, 5938305), (15, 4750644), (18, 3958870), (20, 3562983), (30, 2375322), (36, 1979435), (45, 1583548), (60, 1187661), (90, 791774), (180, 395887)]