21387075840

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:487

約数の個数: 576

約数和(自身を含む): 82496494080

約数和(自身を除く): 61109418240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 181, 192, 195, 208, 216, 234, 240, 256, 260, 263, 270, 288, 312, 320, 351, 360, 362, 384, 390, 416, 432, 468, 480, 520, 526, 540, 543, 576, 585, 624, 640, 702, 720, 724, 768, 780, 789, 832, 864, 905, 936, 960, 1040, 1052, 1080, 1086, 1152, 1170, 1248, 1280, 1315, 1404, 1440, 1448, 1560, 1578, 1629, 1664, 1728, 1755, 1810, 1872, 1920, 2080, 2104, 2160, 2172, 2304, 2340, 2353, 2367, 2496, 2630, 2715, 2808, 2880, 2896, 3120, 3156, 3258, 3328, 3419, 3456, 3510, 3620, 3744, 3840, 3945, 4160, 4208, 4320, 4344, 4680, 4706, 4734, 4887, 4992, 5260, 5430, 5616, 5760, 5792, 6240, 6312, 6516, 6838, 6912, 7020, 7059, 7101, 7240, 7488, 7890, 8145, 8320, 8416, 8640, 8688, 9360, 9412, 9468, 9774, 9984, 10257, 10520, 10860, 11232, 11520, 11584, 11765, 11835, 12480, 12624, 13032, 13676, 14040, 14118, 14202, 14480, 14976, 15780, 16290, 16640, 16832, 17095, 17280, 17376, 18720, 18824, 18936, 19548, 20514, 21040, 21177, 21720, 22464, 23168, 23530, 23670, 24435, 24960, 25248, 26064, 27352, 28080, 28236, 28404, 28960, 29952, 30771, 31560, 32580, 33664, 34190, 34560, 34752, 35295, 35505, 37440, 37648, 37872, 39096, 41028, 42080, 42354, 43440, 44928, 46336, 47060, 47340, 47603, 48870, 49920, 50496, 51285, 52128, 54704, 56160, 56472, 56808, 57920, 61542, 63120, 63531, 65160, 67328, 68380, 69504, 70590, 71010, 74880, 75296, 75744, 78192, 82056, 84160, 84708, 86880, 89856, 92313, 94120, 94680, 95206, 97740, 100992, 102570, 104256, 105885, 109408, 112320, 112944, 113616, 115840, 123084, 126240, 127062, 130320, 136760, 139008, 141180, 142020, 142809, 149760, 150592, 151488, 153855, 156384, 164112, 168320, 169416, 173760, 184626, 188240, 189360, 190412, 195480, 201984, 205140, 208512, 211770, 218816, 224640, 225888, 227232, 231680, 238015, 246168, 252480, 254124, 260640, 273520, 282360, 284040, 285618, 301184, 302976, 307710, 312768, 317655, 328224, 336640, 338832, 347520, 369252, 376480, 378720, 380824, 390960, 410280, 417024, 423540, 428427, 437632, 449280, 451776, 454464, 461565, 476030, 492336, 504960, 508248, 521280, 547040, 564720, 568080, 571236, 602368, 605952, 615420, 618839, 625536, 635310, 656448, 677664, 695040, 714045, 738504, 752960, 757440, 761648, 781920, 820560, 847080, 856854, 875264, 903552, 908928, 923130, 952060, 984672, 1009920, 1016496, 1042560, 1094080, 1129440, 1136160, 1142472, 1230840, 1237678, 1251072, 1270620, 1285281, 1312896, 1355328, 1428090, 1477008, 1505920, 1514880, 1523296, 1563840, 1641120, 1694160, 1713708, 1807104, 1817856, 1846260, 1856517, 1904120, 1969344, 2032992, 2085120, 2142135, 2188160, 2258880, 2272320, 2284944, 2461680, 2475356, 2541240, 2570562, 2625792, 2710656, 2856180, 2954016, 3011840, 3029760, 3046592, 3094195, 3127680, 3282240, 3388320, 3427416, 3692520, 3713034, 3808240, 3938688, 4065984, 4284270, 4376320, 4517760, 4544640, 4569888, 4923360, 4950712, 5082480, 5141124, 5421312, 5569551, 5712360, 5908032, 6093184, 6188390, 6255360, 6426405, 6564480, 6776640, 6854832, 7385040, 7426068, 7616480, 7877376, 8131968, 8568540, 9035520, 9089280, 9139776, 9282585, 9846720, 9901424, 10164960, 10282248, 11139102, 11424720, 11816064, 12186368, 12376780, 12852810, 13128960, 13553280, 13709664, 14770080, 14852136, 15232960, 16263936, 16708653, 17137080, 18279552, 18565170, 19693440, 19802848, 20329920, 20564496, 22278204, 22849440, 23632128, 24753560, 25705620, 27106560, 27419328, 27847755, 29540160, 29704272, 30465920, 33417306, 34274160, 36559104, 37130340, 39386880, 39605696, 40659840, 41128992, 44556408, 45698880, 49507120, 51411240, 54838656, 55695510, 59080320, 59408544, 60931840, 66834612, 68548320, 74260680, 79211392, 81319680, 82257984, 83543265, 89112816, 91397760, 99014240, 102822480, 109677312, 111391020, 118160640, 118817088, 133669224, 137096640, 148521360, 158422784, 164515968, 167086530, 178225632, 182795520, 198028480, 205644960, 222782040, 237634176, 267338448, 274193280, 297042720, 329031936, 334173060, 356451264, 396056960, 411289920, 445564080, 475268352, 534676896, 548386560, 594085440, 668346120, 712902528, 792113920, 822579840, 891128160, 1069353792, 1188170880, 1336692240, 1425805056, 1645159680, 1782256320, 2138707584, 2376341760, 2673384480, 3564512640, 4277415168, 5346768960, 7129025280, 10693537920, 21387075840]

約数ペア:

[(1, 21387075840), (2, 10693537920), (3, 7129025280), (4, 5346768960), (5, 4277415168), (6, 3564512640), (8, 2673384480), (9, 2376341760), (10, 2138707584), (12, 1782256320), (13, 1645159680), (15, 1425805056), (16, 1336692240), (18, 1188170880), (20, 1069353792), (24, 891128160), (26, 822579840), (27, 792113920), (30, 712902528), (32, 668346120), (36, 594085440), (39, 548386560), (40, 534676896), (45, 475268352), (48, 445564080), (52, 411289920), (54, 396056960), (60, 356451264), (64, 334173060), (65, 329031936), (72, 297042720), (78, 274193280), (80, 267338448), (90, 237634176), (96, 222782040), (104, 205644960), (108, 198028480), (117, 182795520), (120, 178225632), (128, 167086530), (130, 164515968), (135, 158422784), (144, 148521360), (156, 137096640), (160, 133669224), (180, 118817088), (181, 118160640), (192, 111391020), (195, 109677312), (208, 102822480), (216, 99014240), (234, 91397760), (240, 89112816), (256, 83543265), (260, 82257984), (263, 81319680), (270, 79211392), (288, 74260680), (312, 68548320), (320, 66834612), (351, 60931840), (360, 59408544), (362, 59080320), (384, 55695510), (390, 54838656), (416, 51411240), (432, 49507120), (468, 45698880), (480, 44556408), (520, 41128992), (526, 40659840), (540, 39605696), (543, 39386880), (576, 37130340), (585, 36559104), (624, 34274160), (640, 33417306), (702, 30465920), (720, 29704272), (724, 29540160), (768, 27847755), (780, 27419328), (789, 27106560), (832, 25705620), (864, 24753560), (905, 23632128), (936, 22849440), (960, 22278204), (1040, 20564496), (1052, 20329920), (1080, 19802848), (1086, 19693440), (1152, 18565170), (1170, 18279552), (1248, 17137080), (1280, 16708653), (1315, 16263936), (1404, 15232960), (1440, 14852136), (1448, 14770080), (1560, 13709664), (1578, 13553280), (1629, 13128960), (1664, 12852810), (1728, 12376780), (1755, 12186368), (1810, 11816064), (1872, 11424720), (1920, 11139102), (2080, 10282248), (2104, 10164960), (2160, 9901424), (2172, 9846720), (2304, 9282585), (2340, 9139776), (2353, 9089280), (2367, 9035520), (2496, 8568540), (2630, 8131968), (2715, 7877376), (2808, 7616480), (2880, 7426068), (2896, 7385040), (3120, 6854832), (3156, 6776640), (3258, 6564480), (3328, 6426405), (3419, 6255360), (3456, 6188390), (3510, 6093184), (3620, 5908032), (3744, 5712360), (3840, 5569551), (3945, 5421312), (4160, 5141124), (4208, 5082480), (4320, 4950712), (4344, 4923360), (4680, 4569888), (4706, 4544640), (4734, 4517760), (4887, 4376320), (4992, 4284270), (5260, 4065984), (5430, 3938688), (5616, 3808240), (5760, 3713034), (5792, 3692520), (6240, 3427416), (6312, 3388320), (6516, 3282240), (6838, 3127680), (6912, 3094195), (7020, 3046592), (7059, 3029760), (7101, 3011840), (7240, 2954016), (7488, 2856180), (7890, 2710656), (8145, 2625792), (8320, 2570562), (8416, 2541240), (8640, 2475356), (8688, 2461680), (9360, 2284944), (9412, 2272320), (9468, 2258880), (9774, 2188160), (9984, 2142135), (10257, 2085120), (10520, 2032992), (10860, 1969344), (11232, 1904120), (11520, 1856517), (11584, 1846260), (11765, 1817856), (11835, 1807104), (12480, 1713708), (12624, 1694160), (13032, 1641120), (13676, 1563840), (14040, 1523296), (14118, 1514880), (14202, 1505920), (14480, 1477008), (14976, 1428090), (15780, 1355328), (16290, 1312896), (16640, 1285281), (16832, 1270620), (17095, 1251072), (17280, 1237678), (17376, 1230840), (18720, 1142472), (18824, 1136160), (18936, 1129440), (19548, 1094080), (20514, 1042560), (21040, 1016496), (21177, 1009920), (21720, 984672), (22464, 952060), (23168, 923130), (23530, 908928), (23670, 903552), (24435, 875264), (24960, 856854), (25248, 847080), (26064, 820560), (27352, 781920), (28080, 761648), (28236, 757440), (28404, 752960), (28960, 738504), (29952, 714045), (30771, 695040), (31560, 677664), (32580, 656448), (33664, 635310), (34190, 625536), (34560, 618839), (34752, 615420), (35295, 605952), (35505, 602368), (37440, 571236), (37648, 568080), (37872, 564720), (39096, 547040), (41028, 521280), (42080, 508248), (42354, 504960), (43440, 492336), (44928, 476030), (46336, 461565), (47060, 454464), (47340, 451776), (47603, 449280), (48870, 437632), (49920, 428427), (50496, 423540), (51285, 417024), (52128, 410280), (54704, 390960), (56160, 380824), (56472, 378720), (56808, 376480), (57920, 369252), (61542, 347520), (63120, 338832), (63531, 336640), (65160, 328224), (67328, 317655), (68380, 312768), (69504, 307710), (70590, 302976), (71010, 301184), (74880, 285618), (75296, 284040), (75744, 282360), (78192, 273520), (82056, 260640), (84160, 254124), (84708, 252480), (86880, 246168), (89856, 238015), (92313, 231680), (94120, 227232), (94680, 225888), (95206, 224640), (97740, 218816), (100992, 211770), (102570, 208512), (104256, 205140), (105885, 201984), (109408, 195480), (112320, 190412), (112944, 189360), (113616, 188240), (115840, 184626), (123084, 173760), (126240, 169416), (127062, 168320), (130320, 164112), (136760, 156384), (139008, 153855), (141180, 151488), (142020, 150592), (142809, 149760)]