1280306376

素因数分解:

$2^3\times 3^2\times {\mathrm{2591}}^1\times {\mathrm{6863}}^1$

素因数の和:9466

約数の個数: 48

約数和(自身を含む): 3469340160

約数和(自身を除く): 2189033784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 2591, 5182, 6863, 7773, 10364, 13726, 15546, 20589, 20728, 23319, 27452, 31092, 41178, 46638, 54904, 61767, 62184, 82356, 93276, 123534, 164712, 186552, 247068, 494136, 17782033, 35564066, 53346099, 71128132, 106692198, 142256264, 160038297, 213384396, 320076594, 426768792, 640153188, 1280306376]

約数ペア:

[(1, 1280306376), (2, 640153188), (3, 426768792), (4, 320076594), (6, 213384396), (8, 160038297), (9, 142256264), (12, 106692198), (18, 71128132), (24, 53346099), (36, 35564066), (72, 17782033), (2591, 494136), (5182, 247068), (6863, 186552), (7773, 164712), (10364, 123534), (13726, 93276), (15546, 82356), (20589, 62184), (20728, 61767), (23319, 54904), (27452, 46638), (31092, 41178)]