138408825

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 259983360

約数和(自身を除く): 121574535

約数列:

[1, 3, 5, 15, 19, 23, 25, 41, 57, 69, 75, 95, 103, 115, 123, 205, 285, 309, 345, 437, 475, 515, 575, 615, 779, 943, 1025, 1311, 1425, 1545, 1725, 1957, 2185, 2337, 2369, 2575, 2829, 3075, 3895, 4223, 4715, 5871, 6555, 7107, 7725, 9785, 10925, 11685, 11845, 12669, 14145, 17917, 19475, 21115, 23575, 29355, 32775, 35535, 45011, 48925, 53751, 58425, 59225, 63345, 70725, 80237, 89585, 97129, 105575, 135033, 146775, 177675, 225055, 240711, 268755, 291387, 316725, 401185, 447925, 485645, 675165, 1125275, 1203555, 1343775, 1456935, 1845451, 2005925, 2428225, 3375825, 5536353, 6017775, 7284675, 9227255, 27681765, 46136275, 138408825]

約数ペア:

[(1, 138408825), (3, 46136275), (5, 27681765), (15, 9227255), (19, 7284675), (23, 6017775), (25, 5536353), (41, 3375825), (57, 2428225), (69, 2005925), (75, 1845451), (95, 1456935), (103, 1343775), (115, 1203555), (123, 1125275), (205, 675165), (285, 485645), (309, 447925), (345, 401185), (437, 316725), (475, 291387), (515, 268755), (575, 240711), (615, 225055), (779, 177675), (943, 146775), (1025, 135033), (1311, 105575), (1425, 97129), (1545, 89585), (1725, 80237), (1957, 70725), (2185, 63345), (2337, 59225), (2369, 58425), (2575, 53751), (2829, 48925), (3075, 45011), (3895, 35535), (4223, 32775), (4715, 29355), (5871, 23575), (6555, 21115), (7107, 19475), (7725, 17917), (9785, 14145), (10925, 12669), (11685, 11845)]