209225984

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:607

約数の個数: 72

約数和(自身を含む): 459164160

約数和(自身を除く): 249938176

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 191, 256, 352, 382, 389, 704, 764, 778, 1408, 1528, 1556, 2101, 2816, 3056, 3112, 4202, 4279, 6112, 6224, 8404, 8558, 12224, 12448, 16808, 17116, 24448, 24896, 33616, 34232, 48896, 49792, 67232, 68464, 74299, 99584, 134464, 136928, 148598, 268928, 273856, 297196, 537856, 547712, 594392, 817289, 1095424, 1188784, 1634578, 2377568, 3269156, 4755136, 6538312, 9510272, 13076624, 19020544, 26153248, 52306496, 104612992, 209225984]

約数ペア:

[(1, 209225984), (2, 104612992), (4, 52306496), (8, 26153248), (11, 19020544), (16, 13076624), (22, 9510272), (32, 6538312), (44, 4755136), (64, 3269156), (88, 2377568), (128, 1634578), (176, 1188784), (191, 1095424), (256, 817289), (352, 594392), (382, 547712), (389, 537856), (704, 297196), (764, 273856), (778, 268928), (1408, 148598), (1528, 136928), (1556, 134464), (2101, 99584), (2816, 74299), (3056, 68464), (3112, 67232), (4202, 49792), (4279, 48896), (6112, 34232), (6224, 33616), (8404, 24896), (8558, 24448), (12224, 17116), (12448, 16808)]