255289284

素因数分解:

$2^2\times 3^2\times {\mathrm{239}}^1\times {\mathrm{29671}}^1$

素因数の和:29920

約数の個数: 36

約数和(自身を含む): 648036480

約数和(自身を除く): 392747196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 239, 478, 717, 956, 1434, 2151, 2868, 4302, 8604, 29671, 59342, 89013, 118684, 178026, 267039, 356052, 534078, 1068156, 7091369, 14182738, 21274107, 28365476, 42548214, 63822321, 85096428, 127644642, 255289284]

約数ペア:

[(1, 255289284), (2, 127644642), (3, 85096428), (4, 63822321), (6, 42548214), (9, 28365476), (12, 21274107), (18, 14182738), (36, 7091369), (239, 1068156), (478, 534078), (717, 356052), (956, 267039), (1434, 178026), (2151, 118684), (2868, 89013), (4302, 59342), (8604, 29671)]