140659204

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 305091360

約数和(自身を除く): 164432156

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 107, 133, 196, 214, 266, 353, 428, 532, 706, 749, 931, 1412, 1498, 1862, 2033, 2471, 2996, 3724, 4066, 4942, 5243, 6707, 8132, 9884, 10486, 13414, 14231, 17297, 20972, 26828, 28462, 34594, 37771, 46949, 56924, 69188, 75542, 93898, 99617, 151084, 187796, 199234, 264397, 328643, 398468, 528794, 657286, 717649, 1057588, 1314572, 1435298, 1850779, 2870596, 3701558, 5023543, 7403116, 10047086, 20094172, 35164801, 70329602, 140659204]

約数ペア:

[(1, 140659204), (2, 70329602), (4, 35164801), (7, 20094172), (14, 10047086), (19, 7403116), (28, 5023543), (38, 3701558), (49, 2870596), (76, 1850779), (98, 1435298), (107, 1314572), (133, 1057588), (196, 717649), (214, 657286), (266, 528794), (353, 398468), (428, 328643), (532, 264397), (706, 199234), (749, 187796), (931, 151084), (1412, 99617), (1498, 93898), (1862, 75542), (2033, 69188), (2471, 56924), (2996, 46949), (3724, 37771), (4066, 34594), (4942, 28462), (5243, 26828), (6707, 20972), (8132, 17297), (9884, 14231), (10486, 13414)]