156720424

素因数分解:

$2^3\times 7^2\times {\mathrm{401}}^1\times {\mathrm{997}}^1$

素因数の和:1418

約数の個数: 48

約数和(自身を含む): 343022580

約数和(自身を除く): 186302156

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 401, 802, 997, 1604, 1994, 2807, 3208, 3988, 5614, 6979, 7976, 11228, 13958, 19649, 22456, 27916, 39298, 48853, 55832, 78596, 97706, 157192, 195412, 390824, 399797, 799594, 1599188, 2798579, 3198376, 5597158, 11194316, 19590053, 22388632, 39180106, 78360212, 156720424]

約数ペア:

[(1, 156720424), (2, 78360212), (4, 39180106), (7, 22388632), (8, 19590053), (14, 11194316), (28, 5597158), (49, 3198376), (56, 2798579), (98, 1599188), (196, 799594), (392, 399797), (401, 390824), (802, 195412), (997, 157192), (1604, 97706), (1994, 78596), (2807, 55832), (3208, 48853), (3988, 39298), (5614, 27916), (6979, 22456), (7976, 19649), (11228, 13958)]