20972861280

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^2$

素因数の和:328

約数の個数: 576

約数和(自身を含む): 86523655680

約数和(自身を除く): 65550794400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 43, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 86, 90, 96, 105, 108, 112, 120, 126, 127, 129, 135, 140, 144, 160, 168, 172, 180, 189, 210, 215, 216, 224, 240, 252, 254, 258, 270, 280, 288, 301, 315, 336, 344, 360, 378, 381, 387, 420, 430, 432, 480, 504, 508, 516, 540, 560, 602, 630, 635, 645, 672, 688, 720, 756, 762, 774, 840, 860, 864, 889, 903, 945, 1008, 1016, 1032, 1080, 1120, 1143, 1161, 1204, 1260, 1270, 1290, 1376, 1440, 1505, 1512, 1524, 1548, 1680, 1720, 1778, 1806, 1890, 1905, 1935, 2016, 2032, 2064, 2160, 2286, 2322, 2408, 2520, 2540, 2580, 2667, 2709, 3010, 3024, 3048, 3096, 3360, 3429, 3440, 3556, 3612, 3780, 3810, 3870, 4064, 4128, 4320, 4445, 4515, 4572, 4644, 4816, 5040, 5080, 5160, 5334, 5418, 5461, 5715, 5805, 6020, 6048, 6096, 6192, 6858, 6880, 7112, 7224, 7560, 7620, 7740, 8001, 8127, 8890, 9030, 9144, 9288, 9632, 10080, 10160, 10320, 10668, 10836, 10922, 11430, 11610, 12040, 12192, 12384, 13335, 13545, 13716, 14224, 14448, 15120, 15240, 15480, 16002, 16129, 16254, 16383, 17145, 17780, 18060, 18288, 18576, 20320, 20640, 21336, 21672, 21844, 22860, 23220, 24003, 24080, 26670, 27090, 27305, 27432, 28448, 28896, 30240, 30480, 30960, 32004, 32258, 32508, 32766, 34290, 35560, 36120, 36576, 37152, 38227, 40005, 40635, 42672, 43344, 43688, 45720, 46440, 48006, 48160, 48387, 49149, 53340, 54180, 54610, 54864, 60960, 61920, 64008, 64516, 65016, 65532, 68580, 71120, 72240, 76454, 80010, 80645, 81270, 81915, 85344, 86688, 87376, 91440, 92880, 96012, 96774, 98298, 106680, 108360, 109220, 109728, 112903, 114681, 120015, 128016, 129032, 130032, 131064, 137160, 142240, 144480, 145161, 147447, 152908, 160020, 161290, 162540, 163830, 174752, 182880, 185760, 191135, 192024, 193548, 196596, 213360, 216720, 218440, 225806, 229362, 240030, 241935, 245745, 256032, 258064, 260064, 262128, 274320, 290322, 294894, 305816, 320040, 322580, 325080, 327660, 338709, 344043, 382270, 384048, 387096, 393192, 426720, 433440, 435483, 436880, 451612, 458724, 480060, 483870, 491490, 516128, 524256, 548640, 564515, 573405, 580644, 589788, 611632, 640080, 645160, 650160, 655320, 677418, 688086, 693547, 725805, 737235, 764540, 768096, 774192, 786384, 870966, 873760, 903224, 917448, 960120, 967740, 982980, 1016127, 1032129, 1129030, 1146810, 1161288, 1179576, 1223264, 1280160, 1290320, 1300320, 1310640, 1354836, 1376172, 1387094, 1451610, 1474470, 1529080, 1548384, 1572768, 1693545, 1720215, 1741932, 1806448, 1834896, 1920240, 1935480, 1965960, 2032254, 2064258, 2080641, 2177415, 2258060, 2293620, 2322576, 2359152, 2580640, 2621280, 2709672, 2752344, 2774188, 2903220, 2948940, 3048381, 3058160, 3387090, 3440430, 3467735, 3483864, 3612896, 3669792, 3840480, 3870960, 3931920, 4064508, 4128516, 4161282, 4354830, 4516120, 4587240, 4645152, 4718304, 4854829, 5080635, 5160645, 5419344, 5504688, 5548376, 5806440, 5897880, 6096762, 6116320, 6241923, 6774180, 6880860, 6935470, 6967728, 7741920, 7863840, 8129016, 8257032, 8322564, 8709660, 9032240, 9174480, 9709658, 10161270, 10321290, 10403205, 10838688, 11009376, 11096752, 11612880, 11795760, 12193524, 12483846, 13548360, 13761720, 13870940, 13935456, 14564487, 15241905, 16258032, 16514064, 16645128, 17419320, 18064480, 18348960, 18725769, 19419316, 20322540, 20642580, 20806410, 22193504, 23225760, 23591520, 24274145, 24387048, 24967692, 27096720, 27523440, 27741880, 29128974, 30483810, 31209615, 32516064, 33028128, 33290256, 34838640, 37451538, 38838632, 40645080, 41285160, 41612820, 43693461, 48548290, 48774096, 49935384, 54193440, 55046880, 55483760, 58257948, 60967620, 62419230, 66580512, 69677280, 72822435, 74903076, 77677264, 81290160, 82570320, 83225640, 87386922, 93628845, 97096580, 97548192, 99870768, 110967520, 116515896, 121935240, 124838460, 131080383, 145644870, 149806152, 155354528, 162580320, 165140640, 166451280, 174773844, 187257690, 194193160, 199741536, 218467305, 233031792, 243870480, 249676920, 262160766, 291289740, 299612304, 332902560, 349547688, 374515380, 388386320, 436934610, 466063584, 487740960, 499353840, 524321532, 582579480, 599224608, 655401915, 699095376, 749030760, 776772640, 873869220, 998707680, 1048643064, 1165158960, 1310803830, 1398190752, 1498061520, 1747738440, 2097286128, 2330317920, 2621607660, 2996123040, 3495476880, 4194572256, 5243215320, 6990953760, 10486430640, 20972861280]

約数ペア:

[(1, 20972861280), (2, 10486430640), (3, 6990953760), (4, 5243215320), (5, 4194572256), (6, 3495476880), (7, 2996123040), (8, 2621607660), (9, 2330317920), (10, 2097286128), (12, 1747738440), (14, 1498061520), (15, 1398190752), (16, 1310803830), (18, 1165158960), (20, 1048643064), (21, 998707680), (24, 873869220), (27, 776772640), (28, 749030760), (30, 699095376), (32, 655401915), (35, 599224608), (36, 582579480), (40, 524321532), (42, 499353840), (43, 487740960), (45, 466063584), (48, 436934610), (54, 388386320), (56, 374515380), (60, 349547688), (63, 332902560), (70, 299612304), (72, 291289740), (80, 262160766), (84, 249676920), (86, 243870480), (90, 233031792), (96, 218467305), (105, 199741536), (108, 194193160), (112, 187257690), (120, 174773844), (126, 166451280), (127, 165140640), (129, 162580320), (135, 155354528), (140, 149806152), (144, 145644870), (160, 131080383), (168, 124838460), (172, 121935240), (180, 116515896), (189, 110967520), (210, 99870768), (215, 97548192), (216, 97096580), (224, 93628845), (240, 87386922), (252, 83225640), (254, 82570320), (258, 81290160), (270, 77677264), (280, 74903076), (288, 72822435), (301, 69677280), (315, 66580512), (336, 62419230), (344, 60967620), (360, 58257948), (378, 55483760), (381, 55046880), (387, 54193440), (420, 49935384), (430, 48774096), (432, 48548290), (480, 43693461), (504, 41612820), (508, 41285160), (516, 40645080), (540, 38838632), (560, 37451538), (602, 34838640), (630, 33290256), (635, 33028128), (645, 32516064), (672, 31209615), (688, 30483810), (720, 29128974), (756, 27741880), (762, 27523440), (774, 27096720), (840, 24967692), (860, 24387048), (864, 24274145), (889, 23591520), (903, 23225760), (945, 22193504), (1008, 20806410), (1016, 20642580), (1032, 20322540), (1080, 19419316), (1120, 18725769), (1143, 18348960), (1161, 18064480), (1204, 17419320), (1260, 16645128), (1270, 16514064), (1290, 16258032), (1376, 15241905), (1440, 14564487), (1505, 13935456), (1512, 13870940), (1524, 13761720), (1548, 13548360), (1680, 12483846), (1720, 12193524), (1778, 11795760), (1806, 11612880), (1890, 11096752), (1905, 11009376), (1935, 10838688), (2016, 10403205), (2032, 10321290), (2064, 10161270), (2160, 9709658), (2286, 9174480), (2322, 9032240), (2408, 8709660), (2520, 8322564), (2540, 8257032), (2580, 8129016), (2667, 7863840), (2709, 7741920), (3010, 6967728), (3024, 6935470), (3048, 6880860), (3096, 6774180), (3360, 6241923), (3429, 6116320), (3440, 6096762), (3556, 5897880), (3612, 5806440), (3780, 5548376), (3810, 5504688), (3870, 5419344), (4064, 5160645), (4128, 5080635), (4320, 4854829), (4445, 4718304), (4515, 4645152), (4572, 4587240), (4644, 4516120), (4816, 4354830), (5040, 4161282), (5080, 4128516), (5160, 4064508), (5334, 3931920), (5418, 3870960), (5461, 3840480), (5715, 3669792), (5805, 3612896), (6020, 3483864), (6048, 3467735), (6096, 3440430), (6192, 3387090), (6858, 3058160), (6880, 3048381), (7112, 2948940), (7224, 2903220), (7560, 2774188), (7620, 2752344), (7740, 2709672), (8001, 2621280), (8127, 2580640), (8890, 2359152), (9030, 2322576), (9144, 2293620), (9288, 2258060), (9632, 2177415), (10080, 2080641), (10160, 2064258), (10320, 2032254), (10668, 1965960), (10836, 1935480), (10922, 1920240), (11430, 1834896), (11610, 1806448), (12040, 1741932), (12192, 1720215), (12384, 1693545), (13335, 1572768), (13545, 1548384), (13716, 1529080), (14224, 1474470), (14448, 1451610), (15120, 1387094), (15240, 1376172), (15480, 1354836), (16002, 1310640), (16129, 1300320), (16254, 1290320), (16383, 1280160), (17145, 1223264), (17780, 1179576), (18060, 1161288), (18288, 1146810), (18576, 1129030), (20320, 1032129), (20640, 1016127), (21336, 982980), (21672, 967740), (21844, 960120), (22860, 917448), (23220, 903224), (24003, 873760), (24080, 870966), (26670, 786384), (27090, 774192), (27305, 768096), (27432, 764540), (28448, 737235), (28896, 725805), (30240, 693547), (30480, 688086), (30960, 677418), (32004, 655320), (32258, 650160), (32508, 645160), (32766, 640080), (34290, 611632), (35560, 589788), (36120, 580644), (36576, 573405), (37152, 564515), (38227, 548640), (40005, 524256), (40635, 516128), (42672, 491490), (43344, 483870), (43688, 480060), (45720, 458724), (46440, 451612), (48006, 436880), (48160, 435483), (48387, 433440), (49149, 426720), (53340, 393192), (54180, 387096), (54610, 384048), (54864, 382270), (60960, 344043), (61920, 338709), (64008, 327660), (64516, 325080), (65016, 322580), (65532, 320040), (68580, 305816), (71120, 294894), (72240, 290322), (76454, 274320), (80010, 262128), (80645, 260064), (81270, 258064), (81915, 256032), (85344, 245745), (86688, 241935), (87376, 240030), (91440, 229362), (92880, 225806), (96012, 218440), (96774, 216720), (98298, 213360), (106680, 196596), (108360, 193548), (109220, 192024), (109728, 191135), (112903, 185760), (114681, 182880), (120015, 174752), (128016, 163830), (129032, 162540), (130032, 161290), (131064, 160020), (137160, 152908), (142240, 147447), (144480, 145161)]