2009381808

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 240

約数和(自身を含む): 6304358400

約数和(自身を除く): 4294976592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 49, 56, 62, 84, 93, 98, 112, 124, 127, 147, 168, 186, 196, 217, 248, 254, 294, 336, 343, 372, 381, 392, 434, 496, 508, 588, 651, 686, 744, 762, 784, 868, 889, 961, 1016, 1029, 1176, 1302, 1372, 1488, 1519, 1524, 1736, 1778, 1922, 2032, 2058, 2352, 2604, 2667, 2744, 2883, 3038, 3048, 3472, 3556, 3844, 3937, 4116, 4557, 5208, 5334, 5488, 5766, 6076, 6096, 6223, 6727, 7112, 7688, 7874, 8232, 9114, 10416, 10633, 10668, 11532, 11811, 12152, 12446, 13454, 14224, 15376, 15748, 16464, 18228, 18669, 20181, 21266, 21336, 23064, 23622, 24304, 24892, 26908, 27559, 31496, 31899, 36456, 37338, 40362, 42532, 42672, 43561, 46128, 47089, 47244, 49784, 53816, 55118, 62992, 63798, 72912, 74676, 80724, 82677, 85064, 87122, 94178, 94488, 99568, 107632, 110236, 122047, 127596, 130683, 141267, 149352, 161448, 165354, 170128, 174244, 188356, 188976, 192913, 220472, 244094, 255192, 261366, 282534, 298704, 322896, 329623, 330708, 348488, 366141, 376712, 385826, 440944, 488188, 510384, 522732, 565068, 578739, 659246, 661416, 696976, 732282, 753424, 771652, 854329, 976376, 988869, 1045464, 1130136, 1157478, 1318492, 1322832, 1350391, 1464564, 1543304, 1708658, 1952752, 1977738, 2090928, 2260272, 2314956, 2562987, 2636984, 2700782, 2929128, 3086608, 3417316, 3955476, 4051173, 4629912, 5125974, 5273968, 5401564, 5858256, 5980303, 6834632, 7910952, 8102346, 9259824, 10251948, 10803128, 11960606, 13669264, 15821904, 16204692, 17940909, 20503896, 21606256, 23921212, 32409384, 35881818, 41007792, 41862121, 47842424, 64818768, 71763636, 83724242, 95684848, 125586363, 143527272, 167448484, 251172726, 287054544, 334896968, 502345452, 669793936, 1004690904, 2009381808]

約数ペア:

[(1, 2009381808), (2, 1004690904), (3, 669793936), (4, 502345452), (6, 334896968), (7, 287054544), (8, 251172726), (12, 167448484), (14, 143527272), (16, 125586363), (21, 95684848), (24, 83724242), (28, 71763636), (31, 64818768), (42, 47842424), (48, 41862121), (49, 41007792), (56, 35881818), (62, 32409384), (84, 23921212), (93, 21606256), (98, 20503896), (112, 17940909), (124, 16204692), (127, 15821904), (147, 13669264), (168, 11960606), (186, 10803128), (196, 10251948), (217, 9259824), (248, 8102346), (254, 7910952), (294, 6834632), (336, 5980303), (343, 5858256), (372, 5401564), (381, 5273968), (392, 5125974), (434, 4629912), (496, 4051173), (508, 3955476), (588, 3417316), (651, 3086608), (686, 2929128), (744, 2700782), (762, 2636984), (784, 2562987), (868, 2314956), (889, 2260272), (961, 2090928), (1016, 1977738), (1029, 1952752), (1176, 1708658), (1302, 1543304), (1372, 1464564), (1488, 1350391), (1519, 1322832), (1524, 1318492), (1736, 1157478), (1778, 1130136), (1922, 1045464), (2032, 988869), (2058, 976376), (2352, 854329), (2604, 771652), (2667, 753424), (2744, 732282), (2883, 696976), (3038, 661416), (3048, 659246), (3472, 578739), (3556, 565068), (3844, 522732), (3937, 510384), (4116, 488188), (4557, 440944), (5208, 385826), (5334, 376712), (5488, 366141), (5766, 348488), (6076, 330708), (6096, 329623), (6223, 322896), (6727, 298704), (7112, 282534), (7688, 261366), (7874, 255192), (8232, 244094), (9114, 220472), (10416, 192913), (10633, 188976), (10668, 188356), (11532, 174244), (11811, 170128), (12152, 165354), (12446, 161448), (13454, 149352), (14224, 141267), (15376, 130683), (15748, 127596), (16464, 122047), (18228, 110236), (18669, 107632), (20181, 99568), (21266, 94488), (21336, 94178), (23064, 87122), (23622, 85064), (24304, 82677), (24892, 80724), (26908, 74676), (27559, 72912), (31496, 63798), (31899, 62992), (36456, 55118), (37338, 53816), (40362, 49784), (42532, 47244), (42672, 47089), (43561, 46128)]