128501917712

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2177113}}^1$

素因数の和:2177176

約数の個数: 80

約数和(自身を含む): 310996380672

約数和(自身を除く): 182494462960

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 34, 56, 62, 68, 112, 119, 124, 136, 217, 238, 248, 272, 434, 476, 496, 527, 868, 952, 1054, 1736, 1904, 2108, 3472, 3689, 4216, 7378, 8432, 14756, 29512, 59024, 2177113, 4354226, 8708452, 15239791, 17416904, 30479582, 34833808, 37010921, 60959164, 67490503, 74021842, 121918328, 134981006, 148043684, 243836656, 259076447, 269962012, 296087368, 472433521, 518152894, 539924024, 592174736, 944867042, 1036305788, 1079848048, 1147338551, 1889734084, 2072611576, 2294677102, 3779468168, 4145223152, 4589354204, 7558936336, 8031369857, 9178708408, 16062739714, 18357416816, 32125479428, 64250958856, 128501917712]

約数ペア:

[(1, 128501917712), (2, 64250958856), (4, 32125479428), (7, 18357416816), (8, 16062739714), (14, 9178708408), (16, 8031369857), (17, 7558936336), (28, 4589354204), (31, 4145223152), (34, 3779468168), (56, 2294677102), (62, 2072611576), (68, 1889734084), (112, 1147338551), (119, 1079848048), (124, 1036305788), (136, 944867042), (217, 592174736), (238, 539924024), (248, 518152894), (272, 472433521), (434, 296087368), (476, 269962012), (496, 259076447), (527, 243836656), (868, 148043684), (952, 134981006), (1054, 121918328), (1736, 74021842), (1904, 67490503), (2108, 60959164), (3472, 37010921), (3689, 34833808), (4216, 30479582), (7378, 17416904), (8432, 15239791), (14756, 8708452), (29512, 4354226), (59024, 2177113)]