1288333890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{20479}}^1$

素因数の和:20728

約数の個数: 64

約数和(自身を含む): 3450470400

約数和(自身を除く): 2162136510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 233, 270, 466, 699, 1165, 1398, 2097, 2330, 3495, 4194, 6291, 6990, 10485, 12582, 20479, 20970, 31455, 40958, 61437, 62910, 102395, 122874, 184311, 204790, 307185, 368622, 552933, 614370, 921555, 1105866, 1843110, 2764665, 4771607, 5529330, 9543214, 14314821, 23858035, 28629642, 42944463, 47716070, 71574105, 85888926, 128833389, 143148210, 214722315, 257666778, 429444630, 644166945, 1288333890]

約数ペア:

[(1, 1288333890), (2, 644166945), (3, 429444630), (5, 257666778), (6, 214722315), (9, 143148210), (10, 128833389), (15, 85888926), (18, 71574105), (27, 47716070), (30, 42944463), (45, 28629642), (54, 23858035), (90, 14314821), (135, 9543214), (233, 5529330), (270, 4771607), (466, 2764665), (699, 1843110), (1165, 1105866), (1398, 921555), (2097, 614370), (2330, 552933), (3495, 368622), (4194, 307185), (6291, 204790), (6990, 184311), (10485, 122874), (12582, 102395), (20479, 62910), (20970, 61437), (31455, 40958)]