90981672

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 233280000

約数和(自身を除く): 142298328

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 107, 142, 213, 214, 284, 321, 426, 428, 499, 568, 642, 852, 856, 998, 1284, 1497, 1704, 1996, 2568, 2994, 3992, 5988, 7597, 11976, 15194, 22791, 30388, 35429, 45582, 53393, 60776, 70858, 91164, 106287, 106786, 141716, 160179, 182328, 212574, 213572, 283432, 320358, 425148, 427144, 640716, 850296, 1281432, 3790903, 7581806, 11372709, 15163612, 22745418, 30327224, 45490836, 90981672]

約数ペア:

[(1, 90981672), (2, 45490836), (3, 30327224), (4, 22745418), (6, 15163612), (8, 11372709), (12, 7581806), (24, 3790903), (71, 1281432), (107, 850296), (142, 640716), (213, 427144), (214, 425148), (284, 320358), (321, 283432), (426, 213572), (428, 212574), (499, 182328), (568, 160179), (642, 141716), (852, 106786), (856, 106287), (998, 91164), (1284, 70858), (1497, 60776), (1704, 53393), (1996, 45582), (2568, 35429), (2994, 30388), (3992, 22791), (5988, 15194), (7597, 11976)]