389382660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{721079}}^1$

素因数の和:721097

約数の個数: 48

約数和(自身を含む): 1211414400

約数和(自身を除く): 822031740

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, 721079, 1442158, 2163237, 2884316, 3605395, 4326474, 6489711, 7210790, 8652948, 10816185, 12979422, 14421580, 19469133, 21632370, 25958844, 32448555, 38938266, 43264740, 64897110, 77876532, 97345665, 129794220, 194691330, 389382660]

約数ペア:

[(1, 389382660), (2, 194691330), (3, 129794220), (4, 97345665), (5, 77876532), (6, 64897110), (9, 43264740), (10, 38938266), (12, 32448555), (15, 25958844), (18, 21632370), (20, 19469133), (27, 14421580), (30, 12979422), (36, 10816185), (45, 8652948), (54, 7210790), (60, 6489711), (90, 4326474), (108, 3605395), (135, 2884316), (180, 2163237), (270, 1442158), (540, 721079)]