20189293740

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:320

約数の個数: 960

約数和(自身を含む): 85428338688

約数和(自身を除く): 65239044948

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 23, 27, 28, 30, 31, 33, 35, 36, 42, 44, 45, 46, 54, 55, 60, 62, 63, 66, 69, 70, 77, 81, 84, 90, 92, 93, 99, 105, 108, 110, 115, 124, 126, 132, 135, 138, 140, 154, 155, 161, 162, 165, 180, 186, 189, 198, 207, 210, 217, 220, 227, 230, 231, 252, 253, 270, 276, 279, 297, 308, 310, 315, 322, 324, 330, 341, 345, 372, 378, 385, 396, 405, 414, 420, 434, 454, 460, 462, 465, 483, 495, 506, 540, 558, 567, 594, 620, 621, 630, 644, 651, 660, 681, 682, 690, 693, 713, 756, 759, 770, 805, 810, 828, 837, 868, 891, 908, 924, 930, 945, 966, 990, 1012, 1023, 1035, 1085, 1116, 1134, 1135, 1155, 1188, 1242, 1260, 1265, 1302, 1362, 1364, 1380, 1386, 1395, 1426, 1449, 1485, 1518, 1540, 1589, 1610, 1620, 1674, 1705, 1771, 1782, 1860, 1863, 1890, 1932, 1953, 1980, 2043, 2046, 2070, 2079, 2139, 2170, 2268, 2270, 2277, 2310, 2387, 2415, 2484, 2497, 2511, 2530, 2604, 2724, 2772, 2790, 2835, 2852, 2898, 2970, 3036, 3069, 3105, 3178, 3220, 3255, 3348, 3405, 3410, 3465, 3542, 3564, 3565, 3726, 3780, 3795, 3906, 4086, 4092, 4140, 4158, 4185, 4278, 4340, 4347, 4455, 4540, 4554, 4620, 4767, 4774, 4830, 4991, 4994, 5022, 5060, 5115, 5221, 5313, 5580, 5670, 5796, 5859, 5940, 6129, 6138, 6210, 6237, 6356, 6417, 6510, 6810, 6820, 6831, 6930, 7037, 7084, 7130, 7161, 7245, 7452, 7491, 7590, 7812, 7843, 7945, 8172, 8316, 8370, 8556, 8694, 8855, 8910, 9108, 9207, 9315, 9534, 9548, 9660, 9765, 9982, 9988, 10044, 10215, 10230, 10395, 10442, 10626, 10695, 11340, 11385, 11718, 11935, 12258, 12276, 12420, 12474, 12485, 12555, 12834, 13020, 13041, 13620, 13662, 13860, 14074, 14260, 14301, 14322, 14490, 14973, 14982, 15180, 15345, 15663, 15686, 15890, 15939, 16740, 17388, 17479, 17577, 17710, 17820, 18387, 18414, 18630, 19068, 19251, 19530, 19964, 20430, 20460, 20493, 20790, 20884, 21111, 21252, 21390, 21483, 21735, 22473, 22770, 23436, 23529, 23835, 23870, 24516, 24948, 24955, 24970, 25110, 25668, 26082, 26105, 26565, 27324, 27621, 28148, 28602, 28644, 28980, 29295, 29946, 29964, 30645, 30690, 31185, 31326, 31372, 31780, 31878, 32085, 34155, 34958, 35154, 35185, 35420, 35805, 36547, 36774, 36828, 37260, 37455, 38502, 39060, 39215, 40860, 40986, 41580, 42222, 42780, 42903, 42966, 43470, 44919, 44946, 45540, 46035, 46989, 47058, 47670, 47740, 47817, 49259, 49910, 49940, 50220, 52164, 52210, 52437, 53130, 54901, 55242, 57204, 57431, 57753, 58590, 59892, 61290, 61380, 62370, 62652, 63333, 63756, 64170, 64449, 65205, 67419, 68310, 69916, 70308, 70370, 70587, 71505, 71610, 73094, 73548, 74865, 74910, 77004, 77407, 78315, 78430, 79695, 81972, 84444, 85806, 85932, 86940, 87395, 87885, 89838, 89892, 91935, 92070, 93978, 94116, 95340, 95634, 96255, 98518, 99820, 102465, 104420, 104874, 105555, 106260, 107415, 109641, 109802, 110484, 112365, 114862, 115506, 117180, 117645, 122580, 124740, 126666, 128340, 128709, 128898, 130410, 134757, 134838, 136620, 138105, 140740, 140967, 141174, 143010, 143220, 143451, 146188, 147777, 149730, 149820, 154814, 156630, 156860, 157311, 159390, 161851, 164703, 171612, 172293, 174790, 175770, 179676, 182735, 183870, 184140, 187956, 189999, 191268, 192510, 193347, 197036, 202257, 204930, 209748, 211110, 211761, 214515, 214830, 219282, 219604, 224595, 224730, 229724, 231012, 232221, 234945, 235290, 239085, 246295, 253332, 257418, 257796, 260820, 262185, 269514, 269676, 274505, 276210, 281934, 282348, 286020, 286902, 287155, 288765, 295554, 299460, 309628, 313260, 314622, 316665, 318780, 322245, 323702, 328923, 329406, 337095, 344586, 349580, 351540, 352935, 365470, 367740, 379998, 385020, 386694, 387035, 402017, 404271, 404514, 409860, 422220, 422901, 423522, 429030, 429660, 438564, 443331, 449190, 449460, 464442, 469890, 470580, 471933, 478170, 485553, 492590, 494109, 514836, 516879, 524370, 539028, 541849, 548205, 549010, 552420, 563868, 569997, 573804, 574310, 577530, 591108, 629244, 633330, 635283, 643545, 644490, 647404, 657846, 658812, 673785, 674190, 689172, 696663, 704835, 705870, 717255, 730940, 738885, 759996, 773388, 774070, 786555, 804034, 808542, 809028, 809255, 823515, 845802, 847044, 858060, 861465, 886662, 898380, 928884, 939780, 943866, 949995, 956340, 966735, 971106, 985180, 986769, 988218, 1011285, 1033758, 1048740, 1058805, 1083698, 1096410, 1098020, 1132957, 1139994, 1148620, 1155060, 1161105, 1206051, 1266660, 1270566, 1287090, 1288980, 1315692, 1329993, 1347570, 1348380, 1393326, 1409670, 1411740, 1415799, 1434510, 1456659, 1477770, 1482327, 1548140, 1550637, 1573110, 1608068, 1617084, 1618510, 1625547, 1644615, 1647030, 1691604, 1722930, 1773324, 1780361, 1887732, 1899990, 1933470, 1942212, 1973538, 1976436, 2010085, 2021355, 2022570, 2067516, 2089989, 2114505, 2117610, 2167396, 2192820, 2216655, 2265914, 2279988, 2322210, 2359665, 2412102, 2427765, 2470545, 2541132, 2574180, 2584395, 2659986, 2695140, 2709245, 2786652, 2819340, 2831598, 2849985, 2869020, 2913318, 2955540, 2960307, 2964654, 3101274, 3146220, 3176415, 3237020, 3251094, 3289230, 3294060, 3398871, 3445860, 3483315, 3560722, 3618153, 3799980, 3866940, 3947076, 3989979, 4020170, 4042710, 4045140, 4179978, 4229010, 4235220, 4369977, 4433310, 4446981, 4531828, 4644420, 4651911, 4719330, 4824204, 4855530, 4876641, 4933845, 4941090, 5168790, 5319972, 5341083, 5418490, 5663196, 5664785, 5699970, 5826636, 5920614, 5929308, 6030255, 6202548, 6269967, 6352830, 6502188, 6578460, 6649965, 6797742, 6966630, 7078995, 7121444, 7236306, 7283295, 7411635, 7753185, 7979958, 8040340, 8085420, 8127735, 8359956, 8458020, 8739954, 8866620, 8893962, 8901805, 9303822, 9438660, 9711060, 9753282, 9867690, 9882180, 10196613, 10337580, 10449945, 10682166, 10836980, 10854459, 11329570, 11399940, 11841228, 12060510, 12462527, 12539934, 12705660, 13109931, 13299930, 13595484, 13933260, 14157990, 14472612, 14566590, 14629923, 14801535, 14823270, 15506370, 15959916, 16023249, 16255470, 16994355, 17479908, 17787924, 17803610, 18090765, 18607644, 19506564, 19735380, 19949895, 20393226, 20899890, 21364332, 21708918, 21849885, 22234905, 22659140, 23259555, 24121020, 24383205, 24925054, 25079868, 26219862, 26599860, 26705415, 28315980, 29133180, 29259846, 29603070, 29646540, 30589839, 31012740, 31349835, 32046498, 32510940, 32563377, 33988710, 35607220, 36181530, 37387581, 39899790, 40786452, 41799780, 43417836, 43699770, 43889769, 44469810, 46519110, 48069747, 48766410, 49850108, 50983065, 52439724, 53410830, 54272295, 58519692, 59206140, 61179678, 62312635, 62699670, 64092996, 65126754, 65549655, 67977420, 72363060, 73149615, 74775162, 79799580, 80116245, 87399540, 87779538, 88939620, 91769517, 93038220, 96139494, 97532820, 101966130, 106821660, 108544590, 112162743, 122359356, 124625270, 125399340, 130253508, 131099310, 144209241, 146299230, 149550324, 152949195, 160232490, 162816885, 175559076, 183539034, 186937905, 192278988, 203932260, 217089180, 219448845, 224325486, 240348735, 249250540, 262198620, 288418482, 292598460, 305898390, 320464980, 325633770, 336488229, 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約数ペア:

[(1, 20189293740), (2, 10094646870), (3, 6729764580), (4, 5047323435), (5, 4037858748), (6, 3364882290), (7, 2884184820), (9, 2243254860), (10, 2018929374), (11, 1835390340), (12, 1682441145), (14, 1442092410), (15, 1345952916), (18, 1121627430), (20, 1009464687), (21, 961394940), (22, 917695170), (23, 877795380), (27, 747751620), (28, 721046205), (30, 672976458), (31, 651267540), (33, 611796780), (35, 576836964), (36, 560813715), (42, 480697470), (44, 458847585), (45, 448650972), (46, 438897690), (54, 373875810), (55, 367078068), (60, 336488229), (62, 325633770), (63, 320464980), (66, 305898390), (69, 292598460), (70, 288418482), (77, 262198620), (81, 249250540), (84, 240348735), (90, 224325486), (92, 219448845), (93, 217089180), (99, 203932260), (105, 192278988), (108, 186937905), (110, 183539034), (115, 175559076), (124, 162816885), (126, 160232490), (132, 152949195), (135, 149550324), (138, 146299230), (140, 144209241), (154, 131099310), (155, 130253508), (161, 125399340), (162, 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