78156660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{31771}}^1$

素因数の和:31824

約数の個数: 48

約数和(自身を含む): 224183232

約数和(自身を除く): 146026572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 31771, 63542, 95313, 127084, 158855, 190626, 317710, 381252, 476565, 635420, 953130, 1302611, 1906260, 2605222, 3907833, 5210444, 6513055, 7815666, 13026110, 15631332, 19539165, 26052220, 39078330, 78156660]

約数ペア:

[(1, 78156660), (2, 39078330), (3, 26052220), (4, 19539165), (5, 15631332), (6, 13026110), (10, 7815666), (12, 6513055), (15, 5210444), (20, 3907833), (30, 2605222), (41, 1906260), (60, 1302611), (82, 953130), (123, 635420), (164, 476565), (205, 381252), (246, 317710), (410, 190626), (492, 158855), (615, 127084), (820, 95313), (1230, 63542), (2460, 31771)]