2546280

素因数分解:

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

素因数の和:671

約数の個数: 96

約数和(自身を含む): 9041760

約数和(自身を除く): 6495480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 643, 660, 792, 990, 1286, 1320, 1929, 1980, 2572, 3215, 3858, 3960, 5144, 5787, 6430, 7073, 7716, 9645, 11574, 12860, 14146, 15432, 19290, 21219, 23148, 25720, 28292, 28935, 35365, 38580, 42438, 46296, 56584, 57870, 63657, 70730, 77160, 84876, 106095, 115740, 127314, 141460, 169752, 212190, 231480, 254628, 282920, 318285, 424380, 509256, 636570, 848760, 1273140, 2546280]

約数ペア:

[(1, 2546280), (2, 1273140), (3, 848760), (4, 636570), (5, 509256), (6, 424380), (8, 318285), (9, 282920), (10, 254628), (11, 231480), (12, 212190), (15, 169752), (18, 141460), (20, 127314), (22, 115740), (24, 106095), (30, 84876), (33, 77160), (36, 70730), (40, 63657), (44, 57870), (45, 56584), (55, 46296), (60, 42438), (66, 38580), (72, 35365), (88, 28935), (90, 28292), (99, 25720), (110, 23148), (120, 21219), (132, 19290), (165, 15432), (180, 14146), (198, 12860), (220, 11574), (264, 9645), (330, 7716), (360, 7073), (396, 6430), (440, 5787), (495, 5144), (643, 3960), (660, 3858), (792, 3215), (990, 2572), (1286, 1980), (1320, 1929)]