225583740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{4993}}^1$

素因数の和:5259

約数の個数: 72

約数和(自身を含む): 687134448

約数和(自身を除く): 461550708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 251, 502, 753, 1004, 1255, 1506, 2259, 2510, 3012, 3765, 4518, 4993, 5020, 7530, 9036, 9986, 11295, 14979, 15060, 19972, 22590, 24965, 29958, 44937, 45180, 49930, 59916, 74895, 89874, 99860, 149790, 179748, 224685, 299580, 449370, 898740, 1253243, 2506486, 3759729, 5012972, 6266215, 7519458, 11279187, 12532430, 15038916, 18798645, 22558374, 25064860, 37597290, 45116748, 56395935, 75194580, 112791870, 225583740]

約数ペア:

[(1, 225583740), (2, 112791870), (3, 75194580), (4, 56395935), (5, 45116748), (6, 37597290), (9, 25064860), (10, 22558374), (12, 18798645), (15, 15038916), (18, 12532430), (20, 11279187), (30, 7519458), (36, 6266215), (45, 5012972), (60, 3759729), (90, 2506486), (180, 1253243), (251, 898740), (502, 449370), (753, 299580), (1004, 224685), (1255, 179748), (1506, 149790), (2259, 99860), (2510, 89874), (3012, 74895), (3765, 59916), (4518, 49930), (4993, 45180), (5020, 44937), (7530, 29958), (9036, 24965), (9986, 22590), (11295, 19972), (14979, 15060)]