320072715

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{34361}}^1$

素因数の和:34401

約数の個数: 40

約数和(自身を含む): 598723488

約数和(自身を除く): 278650773

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3105, 9315, 34361, 103083, 171805, 309249, 515415, 790303, 927747, 1546245, 2370909, 2783241, 3951515, 4638735, 7112727, 11854545, 13916205, 21338181, 35563635, 64014543, 106690905, 320072715]

約数ペア:

[(1, 320072715), (3, 106690905), (5, 64014543), (9, 35563635), (15, 21338181), (23, 13916205), (27, 11854545), (45, 7112727), (69, 4638735), (81, 3951515), (115, 2783241), (135, 2370909), (207, 1546245), (345, 927747), (405, 790303), (621, 515415), (1035, 309249), (1863, 171805), (3105, 103083), (9315, 34361)]