1212785865

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 160

約数和(自身を含む): 2475601920

約数和(自身を除く): 1262816055

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 73, 81, 85, 95, 127, 135, 153, 171, 219, 255, 285, 323, 365, 381, 405, 459, 513, 635, 657, 765, 855, 969, 1095, 1143, 1241, 1377, 1387, 1539, 1615, 1905, 1971, 2159, 2295, 2413, 2565, 2907, 3285, 3429, 3723, 4161, 4845, 5715, 5913, 6205, 6477, 6885, 6935, 7239, 7695, 8721, 9271, 9855, 10287, 10795, 11169, 12065, 12483, 14535, 17145, 18615, 19431, 20805, 21717, 23579, 26163, 27813, 29565, 32385, 33507, 36195, 37449, 41021, 43605, 46355, 51435, 55845, 58293, 62415, 65151, 70737, 83439, 97155, 100521, 108585, 112347, 117895, 123063, 130815, 139065, 157607, 167535, 174879, 176149, 187245, 195453, 205105, 212211, 250317, 291465, 325755, 353685, 369189, 417195, 472821, 502605, 528447, 561735, 615315, 636633, 750951, 788035, 874395, 880745, 977265, 1061055, 1107567, 1251585, 1418463, 1585341, 1845945, 1909899, 2364105, 2642235, 2994533, 3183165, 3322701, 3754755, 4255389, 4756023, 5537835, 7092315, 7926705, 8983599, 9549495, 12766167, 14268069, 14972665, 16613505, 21276945, 23780115, 26950797, 44917995, 63830835, 71340345, 80852391, 134753985, 242557173, 404261955, 1212785865]

約数ペア:

[(1, 1212785865), (3, 404261955), (5, 242557173), (9, 134753985), (15, 80852391), (17, 71340345), (19, 63830835), (27, 44917995), (45, 26950797), (51, 23780115), (57, 21276945), (73, 16613505), (81, 14972665), (85, 14268069), (95, 12766167), (127, 9549495), (135, 8983599), (153, 7926705), (171, 7092315), (219, 5537835), (255, 4756023), (285, 4255389), (323, 3754755), (365, 3322701), (381, 3183165), (405, 2994533), (459, 2642235), (513, 2364105), (635, 1909899), (657, 1845945), (765, 1585341), (855, 1418463), (969, 1251585), (1095, 1107567), (1143, 1061055), (1241, 977265), (1377, 880745), (1387, 874395), (1539, 788035), (1615, 750951), (1905, 636633), (1971, 615315), (2159, 561735), (2295, 528447), (2413, 502605), (2565, 472821), (2907, 417195), (3285, 369189), (3429, 353685), (3723, 325755), (4161, 291465), (4845, 250317), (5715, 212211), (5913, 205105), (6205, 195453), (6477, 187245), (6885, 176149), (6935, 174879), (7239, 167535), (7695, 157607), (8721, 139065), (9271, 130815), (9855, 123063), (10287, 117895), (10795, 112347), (11169, 108585), (12065, 100521), (12483, 97155), (14535, 83439), (17145, 70737), (18615, 65151), (19431, 62415), (20805, 58293), (21717, 55845), (23579, 51435), (26163, 46355), (27813, 43605), (29565, 41021), (32385, 37449), (33507, 36195)]