168496720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1559}}^1$

素因数の和:1772

約数の個数: 80

約数和(自身を含む): 450328320

約数和(自身を除く): 281831600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 193, 280, 386, 560, 772, 965, 1351, 1544, 1559, 1930, 2702, 3088, 3118, 3860, 5404, 6236, 6755, 7720, 7795, 10808, 10913, 12472, 13510, 15440, 15590, 21616, 21826, 24944, 27020, 31180, 43652, 54040, 54565, 62360, 87304, 108080, 109130, 124720, 174608, 218260, 300887, 436520, 601774, 873040, 1203548, 1504435, 2106209, 2407096, 3008870, 4212418, 4814192, 6017740, 8424836, 10531045, 12035480, 16849672, 21062090, 24070960, 33699344, 42124180, 84248360, 168496720]

約数ペア:

[(1, 168496720), (2, 84248360), (4, 42124180), (5, 33699344), (7, 24070960), (8, 21062090), (10, 16849672), (14, 12035480), (16, 10531045), (20, 8424836), (28, 6017740), (35, 4814192), (40, 4212418), (56, 3008870), (70, 2407096), (80, 2106209), (112, 1504435), (140, 1203548), (193, 873040), (280, 601774), (386, 436520), (560, 300887), (772, 218260), (965, 174608), (1351, 124720), (1544, 109130), (1559, 108080), (1930, 87304), (2702, 62360), (3088, 54565), (3118, 54040), (3860, 43652), (5404, 31180), (6236, 27020), (6755, 24944), (7720, 21826), (7795, 21616), (10808, 15590), (10913, 15440), (12472, 13510)]