247630480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{3221}}^1$

素因数の和:3296

約数の個数: 60

約数和(自身を含む): 595096956

約数和(自身を除く): 347466476

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 961, 1240, 1922, 2480, 3221, 3844, 4805, 6442, 7688, 9610, 12884, 15376, 16105, 19220, 25768, 32210, 38440, 51536, 64420, 76880, 99851, 128840, 199702, 257680, 399404, 499255, 798808, 998510, 1597616, 1997020, 3095381, 3994040, 6190762, 7988080, 12381524, 15476905, 24763048, 30953810, 49526096, 61907620, 123815240, 247630480]

約数ペア:

[(1, 247630480), (2, 123815240), (4, 61907620), (5, 49526096), (8, 30953810), (10, 24763048), (16, 15476905), (20, 12381524), (31, 7988080), (40, 6190762), (62, 3994040), (80, 3095381), (124, 1997020), (155, 1597616), (248, 998510), (310, 798808), (496, 499255), (620, 399404), (961, 257680), (1240, 199702), (1922, 128840), (2480, 99851), (3221, 76880), (3844, 64420), (4805, 51536), (6442, 38440), (7688, 32210), (9610, 25768), (12884, 19220), (15376, 16105)]