179117680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1009}}^1$

素因数の和:1346

約数の個数: 80

約数和(自身を含む): 477915840

約数和(自身を除く): 298798160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 317, 560, 634, 1009, 1268, 1585, 2018, 2219, 2536, 3170, 4036, 4438, 5045, 5072, 6340, 7063, 8072, 8876, 10090, 11095, 12680, 14126, 16144, 17752, 20180, 22190, 25360, 28252, 35315, 35504, 40360, 44380, 56504, 70630, 80720, 88760, 113008, 141260, 177520, 282520, 319853, 565040, 639706, 1279412, 1599265, 2238971, 2558824, 3198530, 4477942, 5117648, 6397060, 8955884, 11194855, 12794120, 17911768, 22389710, 25588240, 35823536, 44779420, 89558840, 179117680]

約数ペア:

[(1, 179117680), (2, 89558840), (4, 44779420), (5, 35823536), (7, 25588240), (8, 22389710), (10, 17911768), (14, 12794120), (16, 11194855), (20, 8955884), (28, 6397060), (35, 5117648), (40, 4477942), (56, 3198530), (70, 2558824), (80, 2238971), (112, 1599265), (140, 1279412), (280, 639706), (317, 565040), (560, 319853), (634, 282520), (1009, 177520), (1268, 141260), (1585, 113008), (2018, 88760), (2219, 80720), (2536, 70630), (3170, 56504), (4036, 44380), (4438, 40360), (5045, 35504), (5072, 35315), (6340, 28252), (7063, 25360), (8072, 22190), (8876, 20180), (10090, 17752), (11095, 16144), (12680, 14126)]