257914512

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{881}}^1$

素因数の和:1021

約数の個数: 120

約数和(自身を含む): 767763360

約数和(自身を除く): 509848848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 107, 114, 144, 152, 171, 214, 228, 304, 321, 342, 428, 456, 642, 684, 856, 881, 912, 963, 1284, 1368, 1712, 1762, 1926, 2033, 2568, 2643, 2736, 3524, 3852, 4066, 5136, 5286, 6099, 7048, 7704, 7929, 8132, 10572, 12198, 14096, 15408, 15858, 16264, 16739, 18297, 21144, 24396, 31716, 32528, 33478, 36594, 42288, 48792, 50217, 63432, 66956, 73188, 94267, 97584, 100434, 126864, 133912, 146376, 150651, 188534, 200868, 267824, 282801, 292752, 301302, 377068, 401736, 565602, 602604, 754136, 803472, 848403, 1131204, 1205208, 1508272, 1696806, 1791073, 2262408, 2410416, 3393612, 3582146, 4524816, 5373219, 6787224, 7164292, 10746438, 13574448, 14328584, 16119657, 21492876, 28657168, 32239314, 42985752, 64478628, 85971504, 128957256, 257914512]

約数ペア:

[(1, 257914512), (2, 128957256), (3, 85971504), (4, 64478628), (6, 42985752), (8, 32239314), (9, 28657168), (12, 21492876), (16, 16119657), (18, 14328584), (19, 13574448), (24, 10746438), (36, 7164292), (38, 6787224), (48, 5373219), (57, 4524816), (72, 3582146), (76, 3393612), (107, 2410416), (114, 2262408), (144, 1791073), (152, 1696806), (171, 1508272), (214, 1205208), (228, 1131204), (304, 848403), (321, 803472), (342, 754136), (428, 602604), (456, 565602), (642, 401736), (684, 377068), (856, 301302), (881, 292752), (912, 282801), (963, 267824), (1284, 200868), (1368, 188534), (1712, 150651), (1762, 146376), (1926, 133912), (2033, 126864), (2568, 100434), (2643, 97584), (2736, 94267), (3524, 73188), (3852, 66956), (4066, 63432), (5136, 50217), (5286, 48792), (6099, 42288), (7048, 36594), (7704, 33478), (7929, 32528), (8132, 31716), (10572, 24396), (12198, 21144), (14096, 18297), (15408, 16739), (15858, 16264)]