257071860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{476059}}^1$

素因数の和:476077

約数の個数: 48

約数和(自身を含む): 799780800

約数和(自身を除く): 542708940

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, 476059, 952118, 1428177, 1904236, 2380295, 2856354, 4284531, 4760590, 5712708, 7140885, 8569062, 9521180, 12853593, 14281770, 17138124, 21422655, 25707186, 28563540, 42845310, 51414372, 64267965, 85690620, 128535930, 257071860]

約数ペア:

[(1, 257071860), (2, 128535930), (3, 85690620), (4, 64267965), (5, 51414372), (6, 42845310), (9, 28563540), (10, 25707186), (12, 21422655), (15, 17138124), (18, 14281770), (20, 12853593), (27, 9521180), (30, 8569062), (36, 7140885), (45, 5712708), (54, 4760590), (60, 4284531), (90, 2856354), (108, 2380295), (135, 1904236), (180, 1428177), (270, 952118), (540, 476059)]