261349320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2177911}}^1$

素因数の和:2177925

約数の個数: 32

約数和(自身を含む): 784048320

約数和(自身を除く): 522699000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2177911, 4355822, 6533733, 8711644, 10889555, 13067466, 17423288, 21779110, 26134932, 32668665, 43558220, 52269864, 65337330, 87116440, 130674660, 261349320]

約数ペア:

[(1, 261349320), (2, 130674660), (3, 87116440), (4, 65337330), (5, 52269864), (6, 43558220), (8, 32668665), (10, 26134932), (12, 21779110), (15, 17423288), (20, 13067466), (24, 10889555), (30, 8711644), (40, 6533733), (60, 4355822), (120, 2177911)]