68238480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1811}}^1$

素因数の和:1984

約数の個数: 80

約数和(自身を含む): 213004224

約数和(自身を除く): 144765744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1811, 1884, 2355, 2512, 3140, 3622, 3768, 4710, 5433, 6280, 7244, 7536, 9055, 9420, 10866, 12560, 14488, 18110, 18840, 21732, 27165, 28976, 36220, 37680, 43464, 54330, 72440, 86928, 108660, 144880, 217320, 284327, 434640, 568654, 852981, 1137308, 1421635, 1705962, 2274616, 2843270, 3411924, 4264905, 4549232, 5686540, 6823848, 8529810, 11373080, 13647696, 17059620, 22746160, 34119240, 68238480]

約数ペア:

[(1, 68238480), (2, 34119240), (3, 22746160), (4, 17059620), (5, 13647696), (6, 11373080), (8, 8529810), (10, 6823848), (12, 5686540), (15, 4549232), (16, 4264905), (20, 3411924), (24, 2843270), (30, 2274616), (40, 1705962), (48, 1421635), (60, 1137308), (80, 852981), (120, 568654), (157, 434640), (240, 284327), (314, 217320), (471, 144880), (628, 108660), (785, 86928), (942, 72440), (1256, 54330), (1570, 43464), (1811, 37680), (1884, 36220), (2355, 28976), (2512, 27165), (3140, 21732), (3622, 18840), (3768, 18110), (4710, 14488), (5433, 12560), (6280, 10866), (7244, 9420), (7536, 9055)]