1990755397312

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1\times {\mathrm{42433}}^1$

素因数の和:43206

約数の個数: 112

約数和(自身を含む): 4358201283072

約数和(自身を除く): 2367445885760

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 103, 176, 206, 352, 412, 647, 704, 824, 1133, 1294, 1648, 2266, 2588, 3296, 4532, 5176, 6592, 7117, 9064, 10352, 14234, 18128, 20704, 28468, 36256, 41408, 42433, 56936, 66641, 72512, 84866, 113872, 133282, 169732, 227744, 266564, 339464, 455488, 466763, 533128, 678928, 733051, 933526, 1066256, 1357856, 1466102, 1867052, 2132512, 2715712, 2932204, 3734104, 4265024, 4370599, 5864408, 7468208, 8741198, 11728816, 14936416, 17482396, 23457632, 27454151, 29872832, 34964792, 46915264, 48076589, 54908302, 69929584, 96153178, 109816604, 139859168, 192306356, 219633208, 279718336, 301995661, 384612712, 439266416, 603991322, 769225424, 878532832, 1207982644, 1538450848, 1757065664, 2415965288, 2827777553, 3076901696, 4831930576, 5655555106, 9663861152, 11311110212, 19327722304, 22622220424, 31105553083, 45244440848, 62211106166, 90488881696, 124422212332, 180977763392, 248844424664, 497688849328, 995377698656, 1990755397312]

約数ペア:

[(1, 1990755397312), (2, 995377698656), (4, 497688849328), (8, 248844424664), (11, 180977763392), (16, 124422212332), (22, 90488881696), (32, 62211106166), (44, 45244440848), (64, 31105553083), (88, 22622220424), (103, 19327722304), (176, 11311110212), (206, 9663861152), (352, 5655555106), (412, 4831930576), (647, 3076901696), (704, 2827777553), (824, 2415965288), (1133, 1757065664), (1294, 1538450848), (1648, 1207982644), (2266, 878532832), (2588, 769225424), (3296, 603991322), (4532, 439266416), (5176, 384612712), (6592, 301995661), (7117, 279718336), (9064, 219633208), (10352, 192306356), (14234, 139859168), (18128, 109816604), (20704, 96153178), (28468, 69929584), (36256, 54908302), (41408, 48076589), (42433, 46915264), (56936, 34964792), (66641, 29872832), (72512, 27454151), (84866, 23457632), (113872, 17482396), (133282, 14936416), (169732, 11728816), (227744, 8741198), (266564, 7468208), (339464, 5864408), (455488, 4370599), (466763, 4265024), (533128, 3734104), (678928, 2932204), (733051, 2715712), (933526, 2132512), (1066256, 1867052), (1357856, 1466102)]