79647660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{442487}}^1$

素因数の和:442502

約数の個数: 36

約数和(自身を含む): 241598448

約数和(自身を除く): 161950788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 442487, 884974, 1327461, 1769948, 2212435, 2654922, 3982383, 4424870, 5309844, 6637305, 7964766, 8849740, 13274610, 15929532, 19911915, 26549220, 39823830, 79647660]

約数ペア:

[(1, 79647660), (2, 39823830), (3, 26549220), (4, 19911915), (5, 15929532), (6, 13274610), (9, 8849740), (10, 7964766), (12, 6637305), (15, 5309844), (18, 4424870), (20, 3982383), (30, 2654922), (36, 2212435), (45, 1769948), (60, 1327461), (90, 884974), (180, 442487)]