271553480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{3931}}^1$

素因数の和:4110

約数の個数: 64

約数和(自身を含む): 670956480

約数和(自身を除く): 399403000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 157, 220, 314, 440, 628, 785, 1256, 1570, 1727, 3140, 3454, 3931, 6280, 6908, 7862, 8635, 13816, 15724, 17270, 19655, 31448, 34540, 39310, 43241, 69080, 78620, 86482, 157240, 172964, 216205, 345928, 432410, 617167, 864820, 1234334, 1729640, 2468668, 3085835, 4937336, 6171670, 6788837, 12343340, 13577674, 24686680, 27155348, 33944185, 54310696, 67888370, 135776740, 271553480]

約数ペア:

[(1, 271553480), (2, 135776740), (4, 67888370), (5, 54310696), (8, 33944185), (10, 27155348), (11, 24686680), (20, 13577674), (22, 12343340), (40, 6788837), (44, 6171670), (55, 4937336), (88, 3085835), (110, 2468668), (157, 1729640), (220, 1234334), (314, 864820), (440, 617167), (628, 432410), (785, 345928), (1256, 216205), (1570, 172964), (1727, 157240), (3140, 86482), (3454, 78620), (3931, 69080), (6280, 43241), (6908, 39310), (7862, 34540), (8635, 31448), (13816, 19655), (15724, 17270)]