86635620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6779}}^1$

素因数の和:6865

約数の個数: 72

約数和(自身を含む): 266535360

約数和(自身を除く): 179899740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 6779, 12780, 13558, 20337, 27116, 33895, 40674, 61011, 67790, 81348, 101685, 122022, 135580, 203370, 244044, 305055, 406740, 481309, 610110, 962618, 1220220, 1443927, 1925236, 2406545, 2887854, 4331781, 4813090, 5775708, 7219635, 8663562, 9626180, 14439270, 17327124, 21658905, 28878540, 43317810, 86635620]

約数ペア:

[(1, 86635620), (2, 43317810), (3, 28878540), (4, 21658905), (5, 17327124), (6, 14439270), (9, 9626180), (10, 8663562), (12, 7219635), (15, 5775708), (18, 4813090), (20, 4331781), (30, 2887854), (36, 2406545), (45, 1925236), (60, 1443927), (71, 1220220), (90, 962618), (142, 610110), (180, 481309), (213, 406740), (284, 305055), (355, 244044), (426, 203370), (639, 135580), (710, 122022), (852, 101685), (1065, 81348), (1278, 67790), (1420, 61011), (2130, 40674), (2556, 33895), (3195, 27116), (4260, 20337), (6390, 13558), (6779, 12780)]