320185359

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1171}}^1$

素因数の和:1253

約数の個数: 64

約数和(自身を含む): 551308800

約数和(自身を除く): 231123441

約数列:

[1, 3, 9, 13, 19, 27, 39, 41, 57, 117, 123, 171, 247, 351, 369, 513, 533, 741, 779, 1107, 1171, 1599, 2223, 2337, 3513, 4797, 6669, 7011, 10127, 10539, 14391, 15223, 21033, 22249, 30381, 31617, 45669, 48011, 66747, 91143, 137007, 144033, 200241, 273429, 289237, 411021, 432099, 600723, 624143, 867711, 912209, 1296297, 1872429, 2603133, 2736627, 5617287, 7809399, 8209881, 11858717, 16851861, 24629643, 35576151, 106728453, 320185359]

約数ペア:

[(1, 320185359), (3, 106728453), (9, 35576151), (13, 24629643), (19, 16851861), (27, 11858717), (39, 8209881), (41, 7809399), (57, 5617287), (117, 2736627), (123, 2603133), (171, 1872429), (247, 1296297), (351, 912209), (369, 867711), (513, 624143), (533, 600723), (741, 432099), (779, 411021), (1107, 289237), (1171, 273429), (1599, 200241), (2223, 144033), (2337, 137007), (3513, 91143), (4797, 66747), (6669, 48011), (7011, 45669), (10127, 31617), (10539, 30381), (14391, 22249), (15223, 21033)]