1273140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1$

素因数の和:669

約数の個数: 72

約数和(自身を含む): 4219488

約数和(自身を除く): 2946348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 643, 660, 990, 1286, 1929, 1980, 2572, 3215, 3858, 5787, 6430, 7073, 7716, 9645, 11574, 12860, 14146, 19290, 21219, 23148, 28292, 28935, 35365, 38580, 42438, 57870, 63657, 70730, 84876, 106095, 115740, 127314, 141460, 212190, 254628, 318285, 424380, 636570, 1273140]

約数ペア:

[(1, 1273140), (2, 636570), (3, 424380), (4, 318285), (5, 254628), (6, 212190), (9, 141460), (10, 127314), (11, 115740), (12, 106095), (15, 84876), (18, 70730), (20, 63657), (22, 57870), (30, 42438), (33, 38580), (36, 35365), (44, 28935), (45, 28292), (55, 23148), (60, 21219), (66, 19290), (90, 14146), (99, 12860), (110, 11574), (132, 9645), (165, 7716), (180, 7073), (198, 6430), (220, 5787), (330, 3858), (396, 3215), (495, 2572), (643, 1980), (660, 1929), (990, 1286)]