811590660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{20219}}^1$

素因数の和:20457

約数の個数: 72

約数和(自身を含む): 2472986880

約数和(自身を除く): 1661396220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1338, 2007, 2230, 2676, 3345, 4014, 4460, 6690, 8028, 10035, 13380, 20070, 20219, 40140, 40438, 60657, 80876, 101095, 121314, 181971, 202190, 242628, 303285, 363942, 404380, 606570, 727884, 909855, 1213140, 1819710, 3639420, 4508837, 9017674, 13526511, 18035348, 22544185, 27053022, 40579533, 45088370, 54106044, 67632555, 81159066, 90176740, 135265110, 162318132, 202897665, 270530220, 405795330, 811590660]

約数ペア:

[(1, 811590660), (2, 405795330), (3, 270530220), (4, 202897665), (5, 162318132), (6, 135265110), (9, 90176740), (10, 81159066), (12, 67632555), (15, 54106044), (18, 45088370), (20, 40579533), (30, 27053022), (36, 22544185), (45, 18035348), (60, 13526511), (90, 9017674), (180, 4508837), (223, 3639420), (446, 1819710), (669, 1213140), (892, 909855), (1115, 727884), (1338, 606570), (2007, 404380), (2230, 363942), (2676, 303285), (3345, 242628), (4014, 202190), (4460, 181971), (6690, 121314), (8028, 101095), (10035, 80876), (13380, 60657), (20070, 40438), (20219, 40140)]