20726291880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:223

約数の個数: 1024

約数和(自身を含む): 88833024000

約数和(自身を除く): 68106732120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 27, 28, 29, 30, 34, 35, 36, 40, 42, 45, 51, 54, 56, 58, 60, 63, 67, 68, 70, 72, 83, 84, 85, 87, 90, 102, 105, 108, 116, 119, 120, 126, 134, 135, 136, 140, 145, 153, 166, 168, 170, 174, 180, 189, 201, 203, 204, 210, 216, 232, 238, 249, 252, 255, 261, 268, 270, 280, 290, 306, 315, 332, 335, 340, 348, 357, 360, 378, 402, 406, 408, 415, 420, 435, 459, 469, 476, 493, 498, 504, 510, 522, 536, 540, 580, 581, 595, 603, 609, 612, 630, 664, 670, 680, 696, 714, 747, 756, 765, 783, 804, 812, 830, 840, 870, 918, 938, 945, 952, 986, 996, 1005, 1015, 1020, 1044, 1071, 1080, 1139, 1160, 1162, 1190, 1206, 1218, 1224, 1245, 1260, 1305, 1340, 1407, 1411, 1428, 1479, 1494, 1512, 1530, 1566, 1608, 1624, 1660, 1740, 1743, 1785, 1809, 1827, 1836, 1876, 1890, 1943, 1972, 1992, 2010, 2030, 2040, 2088, 2142, 2241, 2278, 2295, 2324, 2345, 2380, 2407, 2412, 2436, 2465, 2490, 2520, 2610, 2680, 2814, 2822, 2856, 2905, 2958, 2988, 3015, 3045, 3060, 3132, 3213, 3320, 3417, 3451, 3480, 3486, 3570, 3618, 3654, 3672, 3735, 3752, 3780, 3886, 3915, 3944, 4020, 4060, 4221, 4233, 4284, 4437, 4482, 4556, 4590, 4648, 4690, 4760, 4814, 4824, 4872, 4930, 4980, 5220, 5229, 5355, 5481, 5561, 5628, 5644, 5695, 5810, 5829, 5916, 5976, 6030, 6090, 6120, 6264, 6426, 6834, 6902, 6972, 7035, 7055, 7140, 7221, 7236, 7308, 7395, 7470, 7560, 7772, 7830, 7973, 8040, 8120, 8442, 8466, 8568, 8715, 8874, 8964, 9045, 9112, 9135, 9180, 9380, 9628, 9715, 9860, 9877, 9960, 10251, 10353, 10440, 10458, 10710, 10962, 11122, 11205, 11256, 11288, 11390, 11620, 11658, 11832, 12035, 12060, 12180, 12663, 12699, 12852, 13311, 13601, 13668, 13804, 13944, 14070, 14110, 14280, 14442, 14472, 14616, 14790, 14940, 15544, 15660, 15687, 15946, 16065, 16683, 16849, 16884, 16932, 17085, 17255, 17430, 17487, 17748, 17928, 18090, 18270, 18360, 18760, 19256, 19430, 19720, 19754, 20502, 20706, 20916, 21105, 21165, 21420, 21663, 21924, 22185, 22244, 22410, 22780, 23240, 23316, 23919, 24070, 24120, 24360, 25326, 25398, 25704, 26145, 26622, 27202, 27336, 27405, 27608, 27805, 28140, 28220, 28884, 29145, 29580, 29631, 29880, 30753, 31059, 31320, 31374, 31892, 32130, 33031, 33366, 33698, 33768, 33864, 34170, 34510, 34860, 34974, 35496, 36105, 36180, 36540, 38097, 38860, 38927, 39508, 39865, 40803, 40919, 41004, 41412, 41832, 42210, 42330, 42840, 43326, 43848, 44370, 44488, 44820, 45560, 46632, 47838, 48140, 49385, 50049, 50547, 50652, 50796, 51255, 51765, 52290, 52461, 53244, 54404, 54810, 55610, 56280, 56440, 57768, 58290, 59160, 59262, 61506, 62118, 62748, 63315, 63495, 63784, 64260, 64989, 66062, 66555, 66732, 67396, 68005, 68340, 69020, 69720, 69948, 71757, 72210, 72360, 73080, 76194, 77720, 77854, 78435, 79016, 79730, 81606, 81838, 82008, 82824, 83415, 84245, 84420, 84660, 86652, 87435, 88740, 88893, 89640, 93177, 94537, 95676, 96280, 98770, 99093, 100098, 101094, 101304, 101592, 102510, 103530, 104580, 104922, 106488, 108315, 108808, 109620, 111220, 116580, 116781, 118524, 119595, 122409, 122757, 123012, 124236, 125496, 126630, 126990, 128520, 129978, 132124, 133110, 133464, 134792, 136010, 136680, 138040, 139896, 143514, 144420, 148155, 150147, 151641, 152388, 153765, 155295, 155708, 156870, 159460, 161269, 163212, 163676, 165155, 166830, 168490, 168840, 169320, 173304, 174870, 177480, 177786, 186354, 189074, 190485, 191352, 194635, 197540, 198186, 200196, 202188, 204015, 204595, 205020, 207060, 209160, 209844, 215271, 216630, 219240, 222440, 231217, 233160, 233562, 237048, 239190, 244818, 245514, 246024, 248472, 250245, 252735, 253260, 253980, 259956, 262305, 264248, 266220, 266679, 272020, 283611, 286433, 287028, 288840, 296310, 297279, 300294, 303282, 304776, 307530, 310590, 311416, 313740, 318920, 322538, 324945, 326424, 327352, 330310, 333660, 336980, 349740, 350343, 355572, 358785, 367227, 368271, 372708, 378148, 380970, 389270, 395080, 396372, 400392, 404376, 408030, 409190, 410040, 414120, 419688, 430542, 433260, 444465, 454923, 462434, 465885, 467124, 472685, 478380, 483807, 489636, 491028, 495465, 500490, 505470, 506520, 507960, 519912, 524610, 532440, 533358, 544040, 567222, 572866, 574056, 583905, 592620, 594558, 600588, 606564, 612045, 613785, 615060, 621180, 627480, 645076, 649890, 660620, 661759, 667320, 673960, 693651, 699480, 700686, 711144, 717570, 734454, 736542, 745416, 750735, 756296, 758205, 761940, 778540, 792744, 806345, 816060, 818380, 850833, 859299, 861084, 866520, 888930, 891837, 909846, 924868, 931770, 934248, 945370, 956760, 967614, 979272, 982056, 990930, 1000980, 1010940, 1049220, 1051029, 1066716, 1076355, 1104813, 1128883, 1134444, 1145732, 1156085, 1167810, 1185240, 1189116, 1201176, 1213128, 1224090, 1227570, 1230120, 1242360, 1290152, 1299780, 1321240, 1323518, 1333395, 1387302, 1401372, 1418055, 1432165, 1435140, 1451421, 1468908, 1473084, 1486395, 1501470, 1516410, 1523880, 1557080, 1612690, 1632120, 1636760, 1701666, 1718598, 1722168, 1751715, 1777860, 1783674, 1819692, 1836135, 1841355, 1849736, 1863540, 1890740, 1935228, 1981860, 1985277, 2001960, 2021880, 2080953, 2098440, 2102058, 2133432, 2152710, 2209626, 2257766, 2268888, 2274615, 2291464, 2312170, 2335620, 2378232, 2419035, 2448180, 2455140, 2552499, 2577897, 2599560, 2647036, 2666790, 2741573, 2774604, 2802744, 2836110, 2864330, 2870280, 2902842, 2937816, 2946168, 2972790, 3002940, 3032820, 3225380, 3308795, 3386649, 3403332, 3437196, 3468255, 3503430, 3555720, 3567348, 3639384, 3672270, 3682710, 3727080, 3781480, 3870456, 3963720, 3970554, 4161906, 4204116, 4254165, 4296495, 4305420, 4354263, 4419252, 4459185, 4515532, 4549230, 4624340, 4671240, 4838070, 4896360, 4910280, 5104998, 5155794, 5255145, 5294072, 5333580, 5483146, 5524065, 5549208, 5644415, 5672220, 5728660, 5805684, 5945580, 5955831, 6005880, 6065640, 6242859, 6450760, 6617590, 6773298, 6806664, 6874392, 6936510, 7006860, 7134696, 7257105, 7344540, 7365420, 7733691, 7941108, 8224719, 8323812, 8408232, 8508330, 8592990, 8610840, 8708526, 8838504, 8918370, 9031064, 9098460, 9248680, 9676140, 9926385, 10159947, 10209996, 10311588, 10404765, 10510290, 10667160, 10966292, 11048130, 11288830, 11344440, 11457320, 11611368, 11891160, 11911662, 12485718, 12762495, 12889485, 13235180, 13546596, 13707865, 13873020, 14013720, 14514210, 14689080, 14730840, 15467382, 15882216, 16449438, 16647624, 16933245, 17016660, 17185980, 17417052, 17836740, 17867493, 18196920, 19191011, 19352280, 19852770, 20319894, 20419992, 20623176, 20809530, 21020580, 21771315, 21932584, 22096260, 22577660, 23823324, 24674157, 24971436, 25524990, 25778970, 26470360, 27093192, 27415730, 27746040, 29028420, 29779155, 30479841, 30934764, 31214295, 32898876, 33866490, 34033320, 34371960, 34834104, 35673480, 35734986, 38382022, 38668455, 39705540, 40639788, 41123595, 41619060, 42041160, 43542630, 44192520, 45155320, 47646648, 49348314, 49942872, 50799735, 51049980, 51557940, 54831460, 57573033, 58056840, 59558310, 60959682, 61869528, 62428590, 65797752, 67732980, 71469972, 74022471, 76764044, 77336910, 79411080, 81279576, 82247190, 83238120, 87085260, 89337465, 95955055, 98696628, 101599470, 102099960, 103115880, 109662920, 115146066, 119116620, 121919364, 123370785, 124857180, 135465960, 142939944, 148044942, 152399205, 153528088, 154673820, 164494380, 172719099, 174170520, 178674930, 191910110, 197393256, 203198940, 230292132, 238233240, 243838728, 246741570, 249714360, 287865165, 296089884, 304798410, 309347640, 328988760, 345438198, 357349860, 370112355, 383820220, 406397880, 460584264, 493483140, 518157297, 575730330, 592179768, 609596820, 690876396, 714699720, 740224710, 767640440, 863595495, 986966280, 1036314594, 1151460660, 1219193640, 1381752792, 1480449420, 1727190990, 2072629188, 2302921320, 2590786485, 2960898840, 3454381980, 4145258376, 5181572970, 6908763960, 10363145940, 20726291880]

約数ペア:

[(1, 20726291880), (2, 10363145940), (3, 6908763960), (4, 5181572970), (5, 4145258376), (6, 3454381980), (7, 2960898840), (8, 2590786485), (9, 2302921320), (10, 2072629188), (12, 1727190990), (14, 1480449420), (15, 1381752792), (17, 1219193640), (18, 1151460660), (20, 1036314594), (21, 986966280), (24, 863595495), (27, 767640440), (28, 740224710), (29, 714699720), (30, 690876396), (34, 609596820), (35, 592179768), (36, 575730330), (40, 518157297), (42, 493483140), (45, 460584264), (51, 406397880), (54, 383820220), (56, 370112355), (58, 357349860), (60, 345438198), (63, 328988760), (67, 309347640), (68, 304798410), (70, 296089884), (72, 287865165), (83, 249714360), (84, 246741570), (85, 243838728), (87, 238233240), (90, 230292132), (102, 203198940), (105, 197393256), (108, 191910110), (116, 178674930), (119, 174170520), (120, 172719099), (126, 164494380), (134, 154673820), (135, 153528088), (136, 152399205), (140, 148044942), (145, 142939944), (153, 135465960), (166, 124857180), (168, 123370785), (170, 121919364), (174, 119116620), (180, 115146066), (189, 109662920), (201, 103115880), (203, 102099960), (204, 101599470), (210, 98696628), (216, 95955055), (232, 89337465), (238, 87085260), (249, 83238120), (252, 82247190), (255, 81279576), (261, 79411080), (268, 77336910), (270, 76764044), (280, 74022471), (290, 71469972), (306, 67732980), (315, 65797752), (332, 62428590), (335, 61869528), (340, 60959682), (348, 59558310), (357, 58056840), (360, 57573033), (378, 54831460), (402, 51557940), (406, 51049980), (408, 50799735), (415, 49942872), (420, 49348314), (435, 47646648), (459, 45155320), (469, 44192520), (476, 43542630), (493, 42041160), (498, 41619060), (504, 41123595), (510, 40639788), (522, 39705540), (536, 38668455), (540, 38382022), (580, 35734986), (581, 35673480), (595, 34834104), (603, 34371960), (609, 34033320), (612, 33866490), (630, 32898876), (664, 31214295), (670, 30934764), (680, 30479841), (696, 29779155), (714, 29028420), (747, 27746040), (756, 27415730), (765, 27093192), (783, 26470360), (804, 25778970), (812, 25524990), (830, 24971436), (840, 24674157), (870, 23823324), (918, 22577660), (938, 22096260), (945, 21932584), (952, 21771315), (986, 21020580), (996, 20809530), (1005, 20623176), (1015, 20419992), (1020, 20319894), (1044, 19852770), (1071, 19352280), (1080, 19191011), (1139, 18196920), (1160, 17867493), (1162, 17836740), (1190, 17417052), (1206, 17185980), (1218, 17016660), (1224, 16933245), (1245, 16647624), (1260, 16449438), (1305, 15882216), (1340, 15467382), (1407, 14730840), (1411, 14689080), (1428, 14514210), (1479, 14013720), (1494, 13873020), (1512, 13707865), (1530, 13546596), (1566, 13235180), (1608, 12889485), (1624, 12762495), (1660, 12485718), (1740, 11911662), (1743, 11891160), (1785, 11611368), (1809, 11457320), (1827, 11344440), (1836, 11288830), (1876, 11048130), (1890, 10966292), (1943, 10667160), (1972, 10510290), (1992, 10404765), (2010, 10311588), (2030, 10209996), (2040, 10159947), (2088, 9926385), (2142, 9676140), (2241, 9248680), (2278, 9098460), (2295, 9031064), (2324, 8918370), (2345, 8838504), (2380, 8708526), (2407, 8610840), (2412, 8592990), (2436, 8508330), (2465, 8408232), (2490, 8323812), (2520, 8224719), (2610, 7941108), (2680, 7733691), (2814, 7365420), (2822, 7344540), (2856, 7257105), (2905, 7134696), (2958, 7006860), (2988, 6936510), (3015, 6874392), (3045, 6806664), (3060, 6773298), (3132, 6617590), (3213, 6450760), (3320, 6242859), (3417, 6065640), (3451, 6005880), (3480, 5955831), (3486, 5945580), (3570, 5805684), (3618, 5728660), (3654, 5672220), (3672, 5644415), (3735, 5549208), (3752, 5524065), (3780, 5483146), (3886, 5333580), (3915, 5294072), (3944, 5255145), (4020, 5155794), (4060, 5104998), (4221, 4910280), (4233, 4896360), (4284, 4838070), (4437, 4671240), (4482, 4624340), (4556, 4549230), (4590, 4515532), (4648, 4459185), (4690, 4419252), (4760, 4354263), (4814, 4305420), (4824, 4296495), (4872, 4254165), (4930, 4204116), (4980, 4161906), (5220, 3970554), (5229, 3963720), (5355, 3870456), (5481, 3781480), (5561, 3727080), (5628, 3682710), (5644, 3672270), (5695, 3639384), (5810, 3567348), (5829, 3555720), (5916, 3503430), (5976, 3468255), (6030, 3437196), (6090, 3403332), (6120, 3386649), (6264, 3308795), (6426, 3225380), (6834, 3032820), (6902, 3002940), (6972, 2972790), (7035, 2946168), (7055, 2937816), (7140, 2902842), (7221, 2870280), (7236, 2864330), (7308, 2836110), (7395, 2802744), (7470, 2774604), (7560, 2741573), (7772, 2666790), (7830, 2647036), (7973, 2599560), (8040, 2577897), (8120, 2552499), (8442, 2455140), (8466, 2448180), (8568, 2419035), (8715, 2378232), (8874, 2335620), (8964, 2312170), (9045, 2291464), (9112, 2274615), (9135, 2268888), (9180, 2257766), (9380, 2209626), (9628, 2152710), (9715, 2133432), (9860, 2102058), (9877, 2098440), (9960, 2080953), (10251, 2021880), (10353, 2001960), (10440, 1985277), (10458, 1981860), (10710, 1935228), (10962, 1890740), (11122, 1863540), (11205, 1849736), (11256, 1841355), (11288, 1836135), (11390, 1819692), (11620, 1783674), (11658, 1777860), (11832, 1751715), (12035, 1722168), (12060, 1718598), (12180, 1701666), (12663, 1636760), (12699, 1632120), (12852, 1612690), (13311, 1557080), (13601, 1523880), (13668, 1516410), (13804, 1501470), (13944, 1486395), (14070, 1473084), (14110, 1468908), (14280, 1451421), (14442, 1435140), (14472, 1432165), (14616, 1418055), (14790, 1401372), (14940, 1387302), (15544, 1333395), (15660, 1323518), (15687, 1321240), (15946, 1299780), (16065, 1290152), (16683, 1242360), (16849, 1230120), (16884, 1227570), (16932, 1224090), (17085, 1213128), (17255, 1201176), (17430, 1189116), (17487, 1185240), (17748, 1167810), (17928, 1156085), (18090, 1145732), (18270, 1134444), (18360, 1128883), (18760, 1104813), (19256, 1076355), (19430, 1066716), (19720, 1051029), (19754, 1049220), (20502, 1010940), (20706, 1000980), (20916, 990930), (21105, 982056), (21165, 979272), (21420, 967614), (21663, 956760), (21924, 945370), (22185, 934248), (22244, 931770), (22410, 924868), (22780, 909846), (23240, 891837), (23316, 888930), (23919, 866520), (24070, 861084), (24120, 859299), (24360, 850833), (25326, 818380), (25398, 816060), (25704, 806345), (26145, 792744), (26622, 778540), (27202, 761940), (27336, 758205), (27405, 756296), (27608, 750735), (27805, 745416), (28140, 736542), (28220, 734454), (28884, 717570), (29145, 711144), (29580, 700686), (29631, 699480), (29880, 693651), (30753, 673960), (31059, 667320), (31320, 661759), (31374, 660620), (31892, 649890), (32130, 645076), (33031, 627480), (33366, 621180), (33698, 615060), (33768, 613785), (33864, 612045), (34170, 606564), (34510, 600588), (34860, 594558), (34974, 592620), (35496, 583905), (36105, 574056), (36180, 572866), (36540, 567222), (38097, 544040), (38860, 533358), (38927, 532440), (39508, 524610), (39865, 519912), (40803, 507960), (40919, 506520), (41004, 505470), (41412, 500490), (41832, 495465), (42210, 491028), (42330, 489636), (42840, 483807), (43326, 478380), (43848, 472685), (44370, 467124), (44488, 465885), (44820, 462434), (45560, 454923), (46632, 444465), (47838, 433260), (48140, 430542), (49385, 419688), (50049, 414120), (50547, 410040), (50652, 409190), (50796, 408030), (51255, 404376), (51765, 400392), (52290, 396372), (52461, 395080), (53244, 389270), (54404, 380970), (54810, 378148), (55610, 372708), (56280, 368271), (56440, 367227), (57768, 358785), (58290, 355572), (59160, 350343), (59262, 349740), (61506, 336980), (62118, 333660), (62748, 330310), (63315, 327352), (63495, 326424), (63784, 324945), (64260, 322538), (64989, 318920), (66062, 313740), (66555, 311416), (66732, 310590), (67396, 307530), (68005, 304776), (68340, 303282), (69020, 300294), (69720, 297279), (69948, 296310), (71757, 288840), (72210, 287028), (72360, 286433), (73080, 283611), (76194, 272020), (77720, 266679), (77854, 266220), (78435, 264248), (79016, 262305), (79730, 259956), (81606, 253980), (81838, 253260), (82008, 252735), (82824, 250245), (83415, 248472), (84245, 246024), (84420, 245514), (84660, 244818), (86652, 239190), (87435, 237048), (88740, 233562), (88893, 233160), (89640, 231217), (93177, 222440), (94537, 219240), (95676, 216630), (96280, 215271), (98770, 209844), (99093, 209160), (100098, 207060), (101094, 205020), (101304, 204595), (101592, 204015), (102510, 202188), (103530, 200196), (104580, 198186), (104922, 197540), (106488, 194635), (108315, 191352), (108808, 190485), (109620, 189074), (111220, 186354), (116580, 177786), (116781, 177480), (118524, 174870), (119595, 173304), (122409, 169320), (122757, 168840), (123012, 168490), (124236, 166830), (125496, 165155), (126630, 163676), (126990, 163212), (128520, 161269), (129978, 159460), (132124, 156870), (133110, 155708), (133464, 155295), (134792, 153765), (136010, 152388), (136680, 151641), (138040, 150147), (139896, 148155), (143514, 144420)]