261139950

素因数分解:

$2^1\times 3^5\times 5^2\times {\mathrm{21493}}^1$

素因数の和:21520

約数の個数: 72

約数和(自身を含む): 727614888

約数和(自身を除く): 466474938

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 243, 270, 405, 450, 486, 675, 810, 1215, 1350, 2025, 2430, 4050, 6075, 12150, 21493, 42986, 64479, 107465, 128958, 193437, 214930, 322395, 386874, 537325, 580311, 644790, 967185, 1074650, 1160622, 1611975, 1740933, 1934370, 2901555, 3223950, 3481866, 4835925, 5222799, 5803110, 8704665, 9671850, 10445598, 14507775, 17409330, 26113995, 29015550, 43523325, 52227990, 87046650, 130569975, 261139950]

約数ペア:

[(1, 261139950), (2, 130569975), (3, 87046650), (5, 52227990), (6, 43523325), (9, 29015550), (10, 26113995), (15, 17409330), (18, 14507775), (25, 10445598), (27, 9671850), (30, 8704665), (45, 5803110), (50, 5222799), (54, 4835925), (75, 3481866), (81, 3223950), (90, 2901555), (135, 1934370), (150, 1740933), (162, 1611975), (225, 1160622), (243, 1074650), (270, 967185), (405, 644790), (450, 580311), (486, 537325), (675, 386874), (810, 322395), (1215, 214930), (1350, 193437), (2025, 128958), (2430, 107465), (4050, 64479), (6075, 42986), (12150, 21493)]