205654950

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:173

約数の個数: 240

約数和(自身を含む): 631968480

約数和(自身を除く): 426313530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 27, 29, 30, 34, 45, 50, 51, 54, 58, 75, 81, 85, 87, 90, 102, 103, 135, 145, 150, 153, 162, 170, 174, 206, 225, 255, 261, 270, 290, 306, 309, 405, 425, 435, 450, 459, 493, 510, 515, 522, 618, 675, 725, 765, 783, 810, 850, 870, 918, 927, 986, 1030, 1275, 1305, 1350, 1377, 1450, 1479, 1530, 1545, 1566, 1751, 1854, 2025, 2175, 2295, 2349, 2465, 2550, 2575, 2610, 2754, 2781, 2958, 2987, 3090, 3502, 3825, 3915, 4050, 4350, 4437, 4590, 4635, 4698, 4930, 5150, 5253, 5562, 5974, 6525, 6885, 7395, 7650, 7725, 7830, 8343, 8755, 8874, 8961, 9270, 10506, 11475, 11745, 12325, 13050, 13311, 13770, 13905, 14790, 14935, 15450, 15759, 16686, 17510, 17922, 19575, 22185, 22950, 23175, 23490, 24650, 26265, 26622, 26883, 27810, 29870, 31518, 34425, 36975, 39150, 39933, 41715, 43775, 44370, 44805, 46350, 47277, 50779, 52530, 53766, 58725, 66555, 68850, 69525, 73950, 74675, 78795, 79866, 80649, 83430, 87550, 89610, 94554, 101558, 110925, 117450, 131325, 133110, 134415, 139050, 141831, 149350, 152337, 157590, 161298, 199665, 208575, 221850, 224025, 236385, 241947, 253895, 262650, 268830, 283662, 304674, 332775, 393975, 399330, 403245, 417150, 448050, 457011, 472770, 483894, 507790, 665550, 672075, 709155, 761685, 787950, 806490, 914022, 998325, 1181925, 1209735, 1269475, 1344150, 1371033, 1418310, 1523370, 1996650, 2016225, 2285055, 2363850, 2419470, 2538950, 2742066, 3545775, 3808425, 4032450, 4113099, 4570110, 6048675, 6855165, 7091550, 7616850, 8226198, 11425275, 12097350, 13710330, 20565495, 22850550, 34275825, 41130990, 68551650, 102827475, 205654950]

約数ペア:

[(1, 205654950), (2, 102827475), (3, 68551650), (5, 41130990), (6, 34275825), (9, 22850550), (10, 20565495), (15, 13710330), (17, 12097350), (18, 11425275), (25, 8226198), (27, 7616850), (29, 7091550), (30, 6855165), (34, 6048675), (45, 4570110), (50, 4113099), (51, 4032450), (54, 3808425), (58, 3545775), (75, 2742066), (81, 2538950), (85, 2419470), (87, 2363850), (90, 2285055), (102, 2016225), (103, 1996650), (135, 1523370), (145, 1418310), (150, 1371033), (153, 1344150), (162, 1269475), (170, 1209735), (174, 1181925), (206, 998325), (225, 914022), (255, 806490), (261, 787950), (270, 761685), (290, 709155), (306, 672075), (309, 665550), (405, 507790), (425, 483894), (435, 472770), (450, 457011), (459, 448050), (493, 417150), (510, 403245), (515, 399330), (522, 393975), (618, 332775), (675, 304674), (725, 283662), (765, 268830), (783, 262650), (810, 253895), (850, 241947), (870, 236385), (918, 224025), (927, 221850), (986, 208575), (1030, 199665), (1275, 161298), (1305, 157590), (1350, 152337), (1377, 149350), (1450, 141831), (1479, 139050), (1530, 134415), (1545, 133110), (1566, 131325), (1751, 117450), (1854, 110925), (2025, 101558), (2175, 94554), (2295, 89610), (2349, 87550), (2465, 83430), (2550, 80649), (2575, 79866), (2610, 78795), (2754, 74675), (2781, 73950), (2958, 69525), (2987, 68850), (3090, 66555), (3502, 58725), (3825, 53766), (3915, 52530), (4050, 50779), (4350, 47277), (4437, 46350), (4590, 44805), (4635, 44370), (4698, 43775), (4930, 41715), (5150, 39933), (5253, 39150), (5562, 36975), (5974, 34425), (6525, 31518), (6885, 29870), (7395, 27810), (7650, 26883), (7725, 26622), (7830, 26265), (8343, 24650), (8755, 23490), (8874, 23175), (8961, 22950), (9270, 22185), (10506, 19575), (11475, 17922), (11745, 17510), (12325, 16686), (13050, 15759), (13311, 15450), (13770, 14935), (13905, 14790)]