2011123128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{1979}}^1$

素因数の和:2281

約数の個数: 128

約数和(自身を含む): 6021734400

約数和(自身を除く): 4010611272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 263, 276, 322, 483, 526, 552, 644, 789, 966, 1052, 1288, 1578, 1841, 1932, 1979, 2104, 3156, 3682, 3864, 3958, 5523, 5937, 6049, 6312, 7364, 7916, 11046, 11874, 12098, 13853, 14728, 15832, 18147, 22092, 23748, 24196, 27706, 36294, 41559, 42343, 44184, 45517, 47496, 48392, 55412, 72588, 83118, 84686, 91034, 110824, 127029, 136551, 145176, 166236, 169372, 182068, 254058, 273102, 318619, 332472, 338744, 364136, 508116, 520477, 546204, 637238, 955857, 1016232, 1040954, 1092408, 1274476, 1561431, 1911714, 2081908, 2548952, 3122862, 3643339, 3823428, 4163816, 6245724, 7286678, 7646856, 10930017, 11970971, 12491448, 14573356, 21860034, 23941942, 29146712, 35912913, 43720068, 47883884, 71825826, 83796797, 87440136, 95767768, 143651652, 167593594, 251390391, 287303304, 335187188, 502780782, 670374376, 1005561564, 2011123128]

約数ペア:

[(1, 2011123128), (2, 1005561564), (3, 670374376), (4, 502780782), (6, 335187188), (7, 287303304), (8, 251390391), (12, 167593594), (14, 143651652), (21, 95767768), (23, 87440136), (24, 83796797), (28, 71825826), (42, 47883884), (46, 43720068), (56, 35912913), (69, 29146712), (84, 23941942), (92, 21860034), (138, 14573356), (161, 12491448), (168, 11970971), (184, 10930017), (263, 7646856), (276, 7286678), (322, 6245724), (483, 4163816), (526, 3823428), (552, 3643339), (644, 3122862), (789, 2548952), (966, 2081908), (1052, 1911714), (1288, 1561431), (1578, 1274476), (1841, 1092408), (1932, 1040954), (1979, 1016232), (2104, 955857), (3156, 637238), (3682, 546204), (3864, 520477), (3958, 508116), (5523, 364136), (5937, 338744), (6049, 332472), (6312, 318619), (7364, 273102), (7916, 254058), (11046, 182068), (11874, 169372), (12098, 166236), (13853, 145176), (14728, 136551), (15832, 127029), (18147, 110824), (22092, 91034), (23748, 84686), (24196, 83118), (27706, 72588), (36294, 55412), (41559, 48392), (42343, 47496), (44184, 45517)]