320425756

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{2281}}^1$

素因数の和:2494

約数の個数: 48

約数和(自身を含む): 667074240

約数和(自身を除く): 346648484

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 173, 203, 346, 406, 692, 812, 1211, 2281, 2422, 4562, 4844, 5017, 9124, 10034, 15967, 20068, 31934, 35119, 63868, 66149, 70238, 132298, 140476, 264596, 394613, 463043, 789226, 926086, 1578452, 1852172, 2762291, 5524582, 11049164, 11443777, 22887554, 45775108, 80106439, 160212878, 320425756]

約数ペア:

[(1, 320425756), (2, 160212878), (4, 80106439), (7, 45775108), (14, 22887554), (28, 11443777), (29, 11049164), (58, 5524582), (116, 2762291), (173, 1852172), (203, 1578452), (346, 926086), (406, 789226), (692, 463043), (812, 394613), (1211, 264596), (2281, 140476), (2422, 132298), (4562, 70238), (4844, 66149), (5017, 63868), (9124, 35119), (10034, 31934), (15967, 20068)]