21154250880

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4643}}^1$

素因数の和:4788

約数の個数: 384

約数和(自身を含む): 84240673920

約数和(自身を除く): 63086423040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 113, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 226, 240, 252, 280, 288, 315, 320, 336, 339, 360, 384, 420, 448, 452, 480, 504, 560, 565, 576, 630, 640, 672, 678, 720, 791, 840, 896, 904, 960, 1008, 1017, 1120, 1130, 1152, 1260, 1344, 1356, 1440, 1582, 1680, 1695, 1808, 1920, 2016, 2034, 2240, 2260, 2373, 2520, 2688, 2712, 2880, 3164, 3360, 3390, 3616, 3955, 4032, 4068, 4480, 4520, 4643, 4746, 5040, 5085, 5424, 5760, 6328, 6720, 6780, 7119, 7232, 7910, 8064, 8136, 9040, 9286, 9492, 10080, 10170, 10848, 11865, 12656, 13440, 13560, 13929, 14238, 14464, 15820, 16272, 18080, 18572, 18984, 20160, 20340, 21696, 23215, 23730, 25312, 27120, 27858, 28476, 31640, 32501, 32544, 35595, 36160, 37144, 37968, 40320, 40680, 41787, 43392, 46430, 47460, 50624, 54240, 55716, 56952, 63280, 65002, 65088, 69645, 71190, 72320, 74288, 75936, 81360, 83574, 92860, 94920, 97503, 101248, 108480, 111432, 113904, 126560, 130004, 130176, 139290, 142380, 148576, 151872, 162505, 162720, 167148, 185720, 189840, 195006, 208935, 216960, 222864, 227808, 253120, 260008, 278580, 284760, 292509, 297152, 303744, 325010, 325440, 334296, 371440, 379680, 390012, 417870, 445728, 455616, 487515, 506240, 520016, 524659, 557160, 569520, 585018, 594304, 650020, 650880, 668592, 742880, 759360, 780024, 835740, 891456, 911232, 975030, 1040032, 1049318, 1114320, 1139040, 1170036, 1300040, 1337184, 1462545, 1485760, 1518720, 1560048, 1573977, 1671480, 1782912, 1950060, 2080064, 2098636, 2228640, 2278080, 2340072, 2600080, 2623295, 2674368, 2925090, 2971520, 3120096, 3147954, 3342960, 3672613, 3900120, 4160128, 4197272, 4457280, 4556160, 4680144, 4721931, 5200160, 5246590, 5348736, 5850180, 6240192, 6295908, 6685920, 7345226, 7800240, 7869885, 8394544, 8914560, 9360288, 9443862, 10400320, 10493180, 11017839, 11700360, 12480384, 12591816, 13371840, 14690452, 15600480, 15739770, 16789088, 18363065, 18720576, 18887724, 20800640, 20986360, 22035678, 23400720, 23609655, 25183632, 26743680, 29380904, 31200960, 31479540, 33053517, 33578176, 36726130, 37441152, 37775448, 41972720, 44071356, 46801440, 47219310, 50367264, 55089195, 58761808, 62401920, 62959080, 66107034, 67156352, 73452260, 75550896, 83945440, 88142712, 93602880, 94438620, 100734528, 110178390, 117523616, 125918160, 132214068, 146904520, 151101792, 165267585, 167890880, 176285424, 187205760, 188877240, 201469056, 220356780, 235047232, 251836320, 264428136, 293809040, 302203584, 330535170, 335781760, 352570848, 377754480, 440713560, 470094464, 503672640, 528856272, 587618080, 604407168, 661070340, 705141696, 755508960, 881427120, 1007345280, 1057712544, 1175236160, 1322140680, 1410283392, 1511017920, 1762854240, 2115425088, 2350472320, 2644281360, 3022035840, 3525708480, 4230850176, 5288562720, 7051416960, 10577125440, 21154250880]

約数ペア:

[(1, 21154250880), (2, 10577125440), (3, 7051416960), (4, 5288562720), (5, 4230850176), (6, 3525708480), (7, 3022035840), (8, 2644281360), (9, 2350472320), (10, 2115425088), (12, 1762854240), (14, 1511017920), (15, 1410283392), (16, 1322140680), (18, 1175236160), (20, 1057712544), (21, 1007345280), (24, 881427120), (28, 755508960), (30, 705141696), (32, 661070340), (35, 604407168), (36, 587618080), (40, 528856272), (42, 503672640), (45, 470094464), (48, 440713560), (56, 377754480), (60, 352570848), (63, 335781760), (64, 330535170), (70, 302203584), (72, 293809040), (80, 264428136), (84, 251836320), (90, 235047232), (96, 220356780), (105, 201469056), (112, 188877240), (113, 187205760), (120, 176285424), (126, 167890880), (128, 165267585), (140, 151101792), (144, 146904520), (160, 132214068), (168, 125918160), (180, 117523616), (192, 110178390), (210, 100734528), (224, 94438620), (226, 93602880), (240, 88142712), (252, 83945440), (280, 75550896), (288, 73452260), (315, 67156352), (320, 66107034), (336, 62959080), (339, 62401920), (360, 58761808), (384, 55089195), (420, 50367264), (448, 47219310), (452, 46801440), (480, 44071356), (504, 41972720), (560, 37775448), (565, 37441152), (576, 36726130), (630, 33578176), (640, 33053517), (672, 31479540), (678, 31200960), (720, 29380904), (791, 26743680), (840, 25183632), (896, 23609655), (904, 23400720), (960, 22035678), (1008, 20986360), (1017, 20800640), (1120, 18887724), (1130, 18720576), (1152, 18363065), (1260, 16789088), (1344, 15739770), (1356, 15600480), (1440, 14690452), (1582, 13371840), (1680, 12591816), (1695, 12480384), (1808, 11700360), (1920, 11017839), (2016, 10493180), (2034, 10400320), (2240, 9443862), (2260, 9360288), (2373, 8914560), (2520, 8394544), (2688, 7869885), (2712, 7800240), (2880, 7345226), (3164, 6685920), (3360, 6295908), (3390, 6240192), (3616, 5850180), (3955, 5348736), (4032, 5246590), (4068, 5200160), (4480, 4721931), (4520, 4680144), (4643, 4556160), (4746, 4457280), (5040, 4197272), (5085, 4160128), (5424, 3900120), (5760, 3672613), (6328, 3342960), (6720, 3147954), (6780, 3120096), (7119, 2971520), (7232, 2925090), (7910, 2674368), (8064, 2623295), (8136, 2600080), (9040, 2340072), (9286, 2278080), (9492, 2228640), (10080, 2098636), (10170, 2080064), (10848, 1950060), (11865, 1782912), (12656, 1671480), (13440, 1573977), (13560, 1560048), (13929, 1518720), (14238, 1485760), (14464, 1462545), (15820, 1337184), (16272, 1300040), (18080, 1170036), (18572, 1139040), (18984, 1114320), (20160, 1049318), (20340, 1040032), (21696, 975030), (23215, 911232), (23730, 891456), (25312, 835740), (27120, 780024), (27858, 759360), (28476, 742880), (31640, 668592), (32501, 650880), (32544, 650020), (35595, 594304), (36160, 585018), (37144, 569520), (37968, 557160), (40320, 524659), (40680, 520016), (41787, 506240), (43392, 487515), (46430, 455616), (47460, 445728), (50624, 417870), (54240, 390012), (55716, 379680), (56952, 371440), (63280, 334296), (65002, 325440), (65088, 325010), (69645, 303744), (71190, 297152), (72320, 292509), (74288, 284760), (75936, 278580), (81360, 260008), (83574, 253120), (92860, 227808), (94920, 222864), (97503, 216960), (101248, 208935), (108480, 195006), (111432, 189840), (113904, 185720), (126560, 167148), (130004, 162720), (130176, 162505), (139290, 151872), (142380, 148576)]