20351394960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:307

約数の個数: 640

約数和(自身を含む): 75730152960

約数和(自身を除く): 55378758000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 29, 30, 34, 39, 40, 48, 51, 52, 58, 60, 65, 68, 78, 80, 85, 87, 101, 102, 104, 116, 120, 130, 131, 136, 145, 156, 170, 174, 195, 202, 204, 208, 221, 232, 240, 255, 260, 262, 272, 290, 303, 312, 340, 348, 377, 390, 393, 404, 408, 435, 442, 464, 493, 505, 510, 520, 524, 580, 606, 624, 655, 663, 680, 696, 754, 780, 786, 808, 816, 870, 884, 986, 1010, 1020, 1040, 1048, 1105, 1131, 1160, 1212, 1310, 1313, 1326, 1360, 1392, 1479, 1508, 1515, 1560, 1572, 1616, 1703, 1717, 1740, 1768, 1885, 1965, 1972, 2020, 2040, 2096, 2210, 2227, 2262, 2320, 2424, 2465, 2620, 2626, 2652, 2929, 2958, 3016, 3030, 3120, 3144, 3315, 3406, 3434, 3480, 3536, 3770, 3799, 3930, 3939, 3944, 4040, 4080, 4420, 4454, 4524, 4848, 4930, 5109, 5151, 5240, 5252, 5304, 5655, 5858, 5916, 6032, 6060, 6288, 6409, 6565, 6630, 6681, 6812, 6868, 6960, 7395, 7540, 7598, 7860, 7878, 7888, 8080, 8515, 8585, 8787, 8840, 8908, 9048, 9860, 10218, 10302, 10480, 10504, 10608, 11135, 11310, 11397, 11716, 11832, 12120, 12818, 13130, 13231, 13260, 13362, 13624, 13736, 14645, 14790, 15080, 15196, 15720, 15756, 17030, 17170, 17574, 17680, 17816, 18096, 18995, 19227, 19695, 19720, 20436, 20604, 21008, 22270, 22321, 22620, 22794, 23432, 23664, 24240, 25545, 25636, 25755, 26260, 26462, 26520, 26724, 27248, 27472, 28951, 29290, 29580, 30160, 30392, 31440, 31512, 32045, 33405, 34060, 34340, 35148, 35632, 37990, 38077, 38454, 39390, 39440, 39693, 40872, 41208, 43935, 44540, 44642, 45240, 45588, 46864, 49387, 49793, 51090, 51272, 51510, 52520, 52924, 53040, 53448, 56985, 57902, 58580, 59160, 60784, 63024, 64090, 64583, 66155, 66810, 66963, 68120, 68680, 70296, 75980, 76154, 76908, 78780, 79386, 81744, 82416, 86853, 87870, 89080, 89284, 90480, 91176, 96135, 98774, 99586, 102180, 102544, 103020, 105040, 105848, 106896, 111605, 113970, 114231, 115804, 117160, 118320, 128180, 129166, 132310, 133620, 133926, 136240, 137360, 140592, 144755, 148161, 149379, 151960, 152308, 153816, 157560, 158772, 172003, 173706, 175740, 178160, 178568, 182352, 190385, 192270, 193749, 197548, 198465, 199172, 204360, 206040, 211696, 223210, 224927, 227940, 228462, 231608, 234320, 246935, 248965, 256360, 258332, 264620, 267240, 267852, 289510, 296322, 298758, 303920, 304616, 307632, 315120, 317544, 322915, 334815, 344006, 347412, 351480, 357136, 380770, 383699, 384540, 387498, 395096, 396930, 398344, 408720, 412080, 434265, 446420, 449854, 455880, 456924, 463216, 493870, 497930, 512720, 516009, 516664, 529240, 534480, 535704, 571155, 579020, 592644, 597516, 609232, 635088, 645830, 647309, 669630, 674781, 688012, 694824, 702960, 740805, 746895, 761540, 767398, 769080, 774996, 790192, 793860, 796688, 839579, 860015, 868530, 892840, 899708, 911760, 913848, 968745, 987740, 995860, 1032018, 1033328, 1058480, 1071408, 1124635, 1142310, 1151097, 1158040, 1185288, 1195032, 1291660, 1294618, 1339260, 1349562, 1376024, 1389648, 1481610, 1493790, 1523080, 1534796, 1538160, 1549992, 1587720, 1679158, 1720030, 1737060, 1785680, 1799416, 1827696, 1918495, 1937490, 1941927, 1975480, 1991720, 2064036, 2249270, 2284620, 2302194, 2316080, 2370576, 2390064, 2518737, 2580045, 2583320, 2589236, 2678520, 2699124, 2752048, 2924051, 2963220, 2987580, 3046160, 3069592, 3099984, 3175440, 3236545, 3358316, 3373905, 3440060, 3474120, 3598832, 3836990, 3874980, 3883854, 3950960, 3983440, 4128072, 4197895, 4498540, 4569240, 4604388, 4988087, 5037474, 5160090, 5166640, 5178472, 5357040, 5398248, 5755485, 5848102, 5926440, 5975160, 6139184, 6473090, 6522883, 6716632, 6747810, 6880120, 6948240, 7673980, 7749960, 7767708, 8256144, 8395790, 8772153, 8997080, 9138480, 9208776, 9709635, 9976174, 10074948, 10320180, 10356944, 10796496, 11510970, 11696204, 11852880, 11950320, 12593685, 12946180, 13045766, 13433264, 13495620, 13760240, 14620255, 14964261, 15347960, 15499920, 15535416, 16791580, 17544306, 17994160, 18417552, 19419270, 19568649, 19952348, 20149896, 20640360, 23021940, 23392408, 24940435, 25187370, 25892360, 26091532, 26991240, 29240510, 29928522, 30695920, 31070832, 32614415, 33583160, 35088612, 38838540, 39137298, 39904696, 40299792, 41280720, 43860765, 46043880, 46784816, 49880870, 50374740, 51784720, 52183064, 53982480, 58481020, 59857044, 65228830, 67166320, 70177224, 74821305, 77677080, 78274596, 79809392, 84797479, 87721530, 92087760, 97843245, 99761740, 100749480, 104366128, 116962040, 119714088, 130457660, 140354448, 149642610, 155354160, 156549192, 169594958, 175443060, 195686490, 199523480, 201498960, 233924080, 239428176, 254392437, 260915320, 299285220, 313098384, 339189916, 350886120, 391372980, 399046960, 423987395, 508784874, 521830640, 598570440, 678379832, 701772240, 782745960, 847974790, 1017569748, 1197140880, 1271962185, 1356759664, 1565491920, 1695949580, 2035139496, 2543924370, 3391899160, 4070278992, 5087848740, 6783798320, 10175697480, 20351394960]

約数ペア:

[(1, 20351394960), (2, 10175697480), (3, 6783798320), (4, 5087848740), (5, 4070278992), (6, 3391899160), (8, 2543924370), (10, 2035139496), (12, 1695949580), (13, 1565491920), (15, 1356759664), (16, 1271962185), (17, 1197140880), (20, 1017569748), (24, 847974790), (26, 782745960), (29, 701772240), (30, 678379832), (34, 598570440), (39, 521830640), (40, 508784874), (48, 423987395), (51, 399046960), (52, 391372980), (58, 350886120), (60, 339189916), (65, 313098384), (68, 299285220), (78, 260915320), (80, 254392437), (85, 239428176), (87, 233924080), (101, 201498960), (102, 199523480), (104, 195686490), (116, 175443060), (120, 169594958), (130, 156549192), (131, 155354160), (136, 149642610), (145, 140354448), (156, 130457660), (170, 119714088), (174, 116962040), (195, 104366128), (202, 100749480), (204, 99761740), (208, 97843245), (221, 92087760), (232, 87721530), (240, 84797479), (255, 79809392), (260, 78274596), (262, 77677080), (272, 74821305), (290, 70177224), (303, 67166320), (312, 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