20120971728

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:219

約数の個数: 640

約数和(自身を含む): 68035645440

約数和(自身を除く): 47914673712

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 19, 22, 24, 26, 33, 38, 39, 41, 44, 48, 52, 53, 57, 66, 71, 76, 78, 82, 88, 104, 106, 114, 123, 132, 142, 143, 152, 156, 159, 164, 176, 208, 209, 212, 213, 228, 246, 247, 264, 284, 286, 304, 312, 318, 328, 418, 424, 426, 429, 451, 456, 492, 494, 528, 533, 568, 572, 583, 624, 627, 636, 656, 689, 741, 779, 781, 836, 848, 852, 858, 902, 912, 923, 984, 988, 1007, 1066, 1136, 1144, 1166, 1254, 1272, 1349, 1353, 1378, 1482, 1558, 1562, 1599, 1672, 1704, 1716, 1749, 1804, 1846, 1968, 1976, 2014, 2067, 2132, 2173, 2288, 2332, 2337, 2343, 2508, 2544, 2698, 2706, 2717, 2756, 2769, 2911, 2964, 3021, 3116, 3124, 3198, 3344, 3408, 3432, 3498, 3608, 3692, 3763, 3952, 4028, 4047, 4134, 4264, 4346, 4664, 4674, 4686, 5016, 5396, 5412, 5434, 5512, 5538, 5822, 5863, 5928, 6042, 6232, 6248, 6396, 6519, 6864, 6996, 7216, 7384, 7526, 7579, 8056, 8094, 8151, 8268, 8528, 8569, 8692, 8733, 9328, 9348, 9372, 10032, 10127, 10153, 10792, 10824, 10868, 11024, 11076, 11077, 11289, 11644, 11726, 11856, 12084, 12464, 12496, 12792, 13038, 13091, 13992, 14768, 14839, 15052, 15158, 16112, 16188, 16302, 16536, 17138, 17384, 17466, 17537, 17589, 18696, 18744, 20254, 20306, 21584, 21648, 21736, 22152, 22154, 22578, 22737, 23288, 23452, 23903, 24168, 25584, 25707, 26076, 26182, 27984, 28249, 29678, 30104, 30316, 30381, 30459, 32021, 32376, 32604, 33072, 33231, 34276, 34768, 34932, 35074, 35178, 37392, 37488, 37843, 39273, 40508, 40612, 41287, 41393, 43472, 44304, 44308, 44517, 45156, 45474, 46576, 46904, 47806, 48336, 48919, 51414, 52152, 52364, 52611, 55309, 56498, 59356, 60208, 60632, 60762, 60918, 64042, 64752, 65208, 66462, 68552, 69864, 70148, 70356, 71497, 71709, 75686, 78546, 81016, 81224, 82574, 82786, 84747, 88616, 89034, 90312, 90948, 93808, 95612, 96063, 97838, 102828, 104304, 104728, 105222, 110618, 111397, 112996, 113529, 118712, 121264, 121524, 121836, 123861, 124179, 128084, 130416, 132924, 137104, 139728, 140296, 140712, 142994, 143418, 144001, 146757, 151372, 154283, 157092, 162032, 162448, 165148, 165572, 165927, 169494, 177232, 178068, 180624, 181896, 191224, 192126, 192907, 195676, 205656, 209456, 210444, 214491, 221236, 222794, 225992, 227058, 237424, 243048, 243672, 247722, 248358, 256168, 265848, 280592, 281424, 285988, 286836, 288002, 293514, 302744, 308566, 310739, 314184, 330296, 331144, 331854, 334191, 338988, 356136, 363792, 382448, 384252, 385814, 391352, 411312, 416273, 420888, 428982, 432003, 442472, 445588, 451984, 454116, 454157, 462849, 486096, 487344, 495444, 496716, 512336, 531696, 536731, 538109, 571976, 573672, 576004, 578721, 587028, 605488, 608399, 617132, 621478, 628368, 660592, 662288, 663708, 668382, 677976, 712272, 719017, 768504, 771628, 782704, 786467, 832546, 841776, 857964, 864006, 884944, 891176, 908232, 908314, 925698, 929461, 932217, 990888, 993432, 1073462, 1076218, 1143952, 1147344, 1152008, 1157442, 1174056, 1216798, 1234264, 1242956, 1248819, 1327416, 1336764, 1355952, 1362471, 1438034, 1537008, 1543256, 1572934, 1610193, 1614327, 1665092, 1697113, 1715928, 1728012, 1782352, 1816464, 1816628, 1825197, 1851396, 1858922, 1864434, 1981776, 1986864, 2005679, 2146924, 2152436, 2157051, 2304016, 2314884, 2348112, 2359401, 2433596, 2468528, 2485912, 2497638, 2654832, 2673528, 2724942, 2788383, 2876068, 2931377, 3086512, 3145868, 3220386, 3228654, 3330184, 3394226, 3431856, 3456024, 3633256, 3650394, 3702792, 3717844, 3728868, 4011358, 4293848, 4304872, 4314102, 4629768, 4718802, 4867192, 4971824, 4995276, 5091339, 5347056, 5449884, 5576766, 5752136, 5862754, 5904041, 6017037, 6291736, 6440772, 6457308, 6660368, 6788452, 6912048, 7266512, 7300788, 7405584, 7435688, 7457736, 7909187, 8022716, 8587696, 8609744, 8628204, 8794131, 9259536, 9437604, 9734384, 9990552, 10182678, 10224071, 10899768, 11153532, 11504272, 11725508, 11808082, 12034074, 12583472, 12881544, 12914616, 13576904, 14601576, 14871376, 14915472, 15818374, 16045432, 17256408, 17588262, 17712123, 18875208, 19981104, 20365356, 20448142, 21799536, 22062469, 22307064, 23451016, 23616164, 23727561, 24068148, 25763088, 25829232, 27153808, 29203152, 30672213, 31636748, 32090864, 32245147, 34512816, 35176524, 35424246, 37750416, 38107901, 40730712, 40896284, 44124938, 44614128, 46902032, 47232328, 47455122, 48136296, 61344426, 63273496, 64490294, 66187407, 70353048, 70848492, 76215802, 81461424, 81792568, 88249876, 94464656, 94910244, 96272592, 96735441, 114323703, 122688852, 126546992, 128980588, 132374814, 140706096, 141696984, 152431604, 163585136, 176499752, 189820488, 193470882, 228647406, 245377704, 257961176, 264749628, 283393968, 304863208, 352999504, 379640976, 386941764, 419186911, 457294812, 490755408, 515922352, 529499256, 609726416, 773883528, 838373822, 914589624, 1058998512, 1257560733, 1547767056, 1676747644, 1829179248, 2515121466, 3353495288, 5030242932, 6706990576, 10060485864, 20120971728]

約数ペア:

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