172279980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{319037}}^1$

素因数の和:319055

約数の個数: 48

約数和(自身を含む): 535983840

約数和(自身を除く): 363703860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 319037, 638074, 957111, 1276148, 1595185, 1914222, 2871333, 3190370, 3828444, 4785555, 5742666, 6380740, 8613999, 9571110, 11485332, 14356665, 17227998, 19142220, 28713330, 34455996, 43069995, 57426660, 86139990, 172279980]

約数ペア:

[(1, 172279980), (2, 86139990), (3, 57426660), (4, 43069995), (5, 34455996), (6, 28713330), (9, 19142220), (10, 17227998), (12, 14356665), (15, 11485332), (18, 9571110), (20, 8613999), (27, 6380740), (30, 5742666), (36, 4785555), (45, 3828444), (54, 3190370), (60, 2871333), (90, 1914222), (108, 1595185), (135, 1276148), (180, 957111), (270, 638074), (540, 319037)]