64478628

素因数分解:

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

素因数の和:1017

約数の個数: 72

約数和(自身を含む): 173365920

約数和(自身を除く): 108887292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 107, 114, 171, 214, 228, 321, 342, 428, 642, 684, 881, 963, 1284, 1762, 1926, 2033, 2643, 3524, 3852, 4066, 5286, 6099, 7929, 8132, 10572, 12198, 15858, 16739, 18297, 24396, 31716, 33478, 36594, 50217, 66956, 73188, 94267, 100434, 150651, 188534, 200868, 282801, 301302, 377068, 565602, 602604, 848403, 1131204, 1696806, 1791073, 3393612, 3582146, 5373219, 7164292, 10746438, 16119657, 21492876, 32239314, 64478628]

約数ペア:

[(1, 64478628), (2, 32239314), (3, 21492876), (4, 16119657), (6, 10746438), (9, 7164292), (12, 5373219), (18, 3582146), (19, 3393612), (36, 1791073), (38, 1696806), (57, 1131204), (76, 848403), (107, 602604), (114, 565602), (171, 377068), (214, 301302), (228, 282801), (321, 200868), (342, 188534), (428, 150651), (642, 100434), (684, 94267), (881, 73188), (963, 66956), (1284, 50217), (1762, 36594), (1926, 33478), (2033, 31716), (2643, 24396), (3524, 18297), (3852, 16739), (4066, 15858), (5286, 12198), (6099, 10572), (7929, 8132)]