20645089920

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:758

約数の個数: 1024

約数和(自身を含む): 94864896000

約数和(自身を除く): 74219806080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 19, 20, 21, 24, 26, 27, 28, 30, 32, 35, 36, 38, 39, 40, 42, 45, 48, 52, 54, 56, 57, 60, 63, 64, 65, 70, 72, 76, 78, 80, 84, 90, 91, 95, 96, 104, 105, 108, 112, 114, 117, 120, 126, 128, 130, 133, 135, 140, 144, 152, 156, 160, 168, 171, 180, 182, 189, 190, 192, 195, 208, 210, 216, 224, 228, 234, 240, 247, 252, 260, 266, 270, 273, 280, 285, 288, 304, 312, 315, 320, 336, 342, 351, 360, 364, 378, 380, 384, 390, 399, 416, 420, 432, 448, 455, 456, 468, 480, 494, 504, 513, 520, 532, 540, 546, 560, 570, 576, 585, 608, 624, 630, 640, 665, 672, 684, 691, 702, 720, 728, 741, 756, 760, 780, 798, 819, 832, 840, 855, 864, 896, 910, 912, 936, 945, 960, 988, 1008, 1026, 1040, 1064, 1080, 1092, 1120, 1140, 1152, 1170, 1197, 1216, 1235, 1248, 1260, 1330, 1344, 1365, 1368, 1382, 1404, 1440, 1456, 1482, 1512, 1520, 1560, 1596, 1638, 1664, 1680, 1710, 1728, 1729, 1755, 1820, 1824, 1872, 1890, 1920, 1976, 1995, 2016, 2052, 2073, 2080, 2128, 2160, 2184, 2223, 2240, 2280, 2340, 2394, 2432, 2457, 2470, 2496, 2520, 2565, 2660, 2688, 2730, 2736, 2764, 2808, 2880, 2912, 2964, 3024, 3040, 3120, 3192, 3276, 3360, 3420, 3455, 3456, 3458, 3510, 3591, 3640, 3648, 3705, 3744, 3780, 3952, 3990, 4032, 4095, 4104, 4146, 4160, 4256, 4320, 4368, 4446, 4480, 4560, 4680, 4788, 4837, 4914, 4940, 4992, 5040, 5130, 5187, 5320, 5460, 5472, 5528, 5616, 5760, 5824, 5928, 5985, 6048, 6080, 6219, 6240, 6384, 6552, 6669, 6720, 6840, 6910, 6916, 7020, 7182, 7280, 7296, 7410, 7488, 7560, 7904, 7980, 8064, 8190, 8208, 8292, 8320, 8512, 8640, 8645, 8736, 8892, 8983, 9120, 9360, 9576, 9674, 9828, 9880, 10080, 10260, 10365, 10374, 10640, 10920, 10944, 11056, 11115, 11232, 11648, 11856, 11970, 12096, 12160, 12285, 12438, 12480, 12768, 13104, 13129, 13338, 13440, 13680, 13820, 13832, 14040, 14364, 14511, 14560, 14820, 14976, 15120, 15561, 15808, 15960, 16380, 16416, 16584, 17024, 17280, 17290, 17472, 17784, 17955, 17966, 18240, 18657, 18720, 19152, 19348, 19656, 19760, 20160, 20520, 20730, 20748, 21280, 21840, 21888, 22112, 22230, 22464, 23712, 23940, 24185, 24192, 24570, 24876, 24960, 25536, 25935, 26208, 26258, 26676, 26949, 27360, 27640, 27664, 28080, 28728, 29022, 29120, 29640, 30240, 31095, 31122, 31616, 31920, 32760, 32832, 33168, 33345, 34580, 34944, 35568, 35910, 35932, 36480, 37314, 37440, 38304, 38696, 39312, 39387, 39520, 40320, 41040, 41460, 41496, 42560, 43533, 43680, 44224, 44460, 44915, 44928, 46683, 47424, 47880, 48370, 49140, 49752, 51072, 51870, 52416, 52516, 53352, 53898, 54720, 55280, 55328, 56160, 57456, 58044, 58240, 59280, 60480, 62190, 62244, 62881, 63840, 65520, 65645, 65664, 66336, 66690, 69160, 71136, 71820, 71864, 72555, 74628, 74880, 76608, 77392, 77805, 78624, 78774, 79040, 80847, 82080, 82920, 82992, 85120, 87066, 87360, 88448, 88920, 89830, 91903, 93285, 93366, 94848, 95760, 96740, 98280, 99504, 103740, 104832, 105032, 106704, 107796, 109440, 110560, 110656, 112320, 114912, 116088, 118161, 118560, 120960, 124380, 124488, 125762, 127680, 130599, 131040, 131290, 132672, 133380, 134745, 138320, 142272, 143640, 143728, 145110, 149256, 153216, 154784, 155610, 157248, 157548, 158080, 161694, 164160, 165840, 165984, 170677, 174132, 174720, 177840, 179660, 183806, 186570, 186732, 188643, 191520, 193480, 196560, 196935, 199008, 207480, 210064, 213408, 215592, 217665, 221120, 221312, 224640, 229824, 232176, 233415, 236322, 237120, 242541, 248760, 248976, 251524, 255360, 261198, 262080, 262580, 265344, 266760, 269490, 275709, 276640, 284544, 287280, 287456, 290220, 298512, 309568, 311220, 314405, 314496, 315096, 323388, 328320, 331680, 331968, 341354, 348264, 354483, 355680, 359320, 367612, 373140, 373464, 377286, 383040, 386960, 393120, 393870, 398016, 404235, 414960, 420128, 426816, 431184, 435330, 442240, 459515, 459648, 464352, 466830, 472644, 474240, 485082, 497520, 497952, 503048, 512031, 522396, 524160, 525160, 533520, 538980, 551418, 553280, 565929, 574560, 574912, 580440, 590805, 597024, 619136, 622440, 628810, 630192, 646776, 652995, 663360, 663936, 682708, 696528, 708966, 711360, 718640, 735224, 746280, 746928, 754572, 766080, 773920, 786240, 787740, 796032, 808470, 827127, 829920, 840256, 853385, 853632, 862368, 870660, 919030, 928704, 933660, 943215, 945288, 970164, 995040, 995904, 1006096, 1024062, 1044792, 1050320, 1067040, 1077960, 1102836, 1106560, 1131858, 1149120, 1149824, 1160880, 1181610, 1194048, 1194739, 1212705, 1244880, 1257620, 1260384, 1293552, 1305990, 1326720, 1365416, 1378545, 1393056, 1417932, 1422720, 1437280, 1470448, 1492560, 1493856, 1509144, 1536093, 1547840, 1572480, 1575480, 1616940, 1654254, 1659840, 1680512, 1697787, 1706770, 1724736, 1741320, 1772415, 1838060, 1857408, 1867320, 1886430, 1890576, 1940328, 1990080, 1991808, 2012192, 2048124, 2089584, 2100640, 2134080, 2155920, 2205672, 2263716, 2298240, 2321760, 2363220, 2388096, 2389478, 2425410, 2481381, 2489760, 2515240, 2520768, 2560155, 2587104, 2611980, 2730832, 2757090, 2786112, 2829645, 2835864, 2874560, 2940896, 2985120, 2987712, 3018288, 3072186, 3095680, 3150960, 3233880, 3308508, 3319680, 3395574, 3413540, 3449472, 3482640, 3544830, 3584217, 3676120, 3734640, 3772860, 3781152, 3880656, 3980160, 4024384, 4096248, 4135635, 4179168, 4201280, 4268160, 4311840, 4411344, 4527432, 4608279, 4643520, 4726440, 4778956, 4850820, 4962762, 4979520, 5030480, 5041536, 5120310, 5174208, 5223960, 5461664, 5514180, 5572224, 5659290, 5671728, 5749120, 5881792, 5970240, 5973695, 5975424, 6036576, 6144372, 6301920, 6467760, 6617016, 6791148, 6827080, 6965280, 7089660, 7168434, 7352240, 7469280, 7545720, 7562304, 7680465, 7761312, 8048768, 8192496, 8271270, 8358336, 8402560, 8488935, 8623680, 8822688, 9054864, 9216558, 9287040, 9452880, 9557912, 9701640, 9925524, 9959040, 10060960, 10240620, 10348416, 10447920, 10752651, 10923328, 11028360, 11318580, 11343456, 11763584, 11940480, 11947390, 12073152, 12288744, 12406905, 12603840, 12935520, 13234032, 13582296, 13654160, 13930560, 14179320, 14336868, 14704480, 14938560, 15091440, 15124608, 15360930, 15522624, 16384992, 16542540, 16716672, 16977870, 17247360, 17645376, 17921085, 18109728, 18433116, 18905760, 19115824, 19403280, 19851048, 20121920, 20481240, 20895840, 21505302, 21846656, 22056720, 22637160, 22686912, 23041395, 23894780, 24146304, 24577488, 24813810, 25207680, 25871040, 26468064, 27164592, 27308320, 27861120, 28358640, 28673736, 29408960, 29877120, 30182880, 30721860, 31045248, 32257953, 32769984, 33085080, 33955740, 35290752, 35842170, 36219456, 36866232, 37811520, 38231648, 38806560, 39702096, 40243840, 40962480, 41791680, 43010604, 44113440, 45274320, 45373824, 46082790, 47789560, 49154976, 49627620, 51742080, 52936128, 53763255, 54329184, 54616640, 56717280, 57347472, 58817920, 60365760, 61443720, 64515906, 65539968, 66170160, 67911480, 71684340, 72438912, 73732464, 75623040, 76463296, 77613120, 79404192, 81924960, 83583360, 86021208, 88226880, 90548640, 92165580, 95579120, 98309952, 99255240, 105872256, 107526510, 108658368, 109233280, 113434560, 114694944, 120731520, 122887440, 129031812, 132340320, 135822960, 143368680, 147464928, 152926592, 155226240, 158808384, 161289765, 163849920, 172042416, 176453760, 181097280, 184331160, 191158240, 196619904, 198510480, 215053020, 217316736, 226869120, 229389888, 245774880, 258063624, 264680640, 271645920, 286737360, 294929856, 317616768, 322579530, 327699840, 344084832, 362194560, 368662320, 382316480, 397020960, 430106040, 458779776, 491549760, 516127248, 529361280, 543291840, 573474720, 589859712, 645159060, 688169664, 737324640, 764632960, 794041920, 860212080, 983099520, 1032254496, 1086583680, 1146949440, 1290318120, 1376339328, 1474649280, 1588083840, 1720424160, 2064508992, 2293898880, 2580636240, 2949298560, 3440848320, 4129017984, 5161272480, 6881696640, 10322544960, 20645089920]

約数ペア:

[(1, 20645089920), (2, 10322544960), (3, 6881696640), (4, 5161272480), (5, 4129017984), (6, 3440848320), (7, 2949298560), (8, 2580636240), (9, 2293898880), (10, 2064508992), (12, 1720424160), (13, 1588083840), (14, 1474649280), (15, 1376339328), (16, 1290318120), (18, 1146949440), (19, 1086583680), (20, 1032254496), (21, 983099520), (24, 860212080), (26, 794041920), (27, 764632960), (28, 737324640), (30, 688169664), (32, 645159060), (35, 589859712), (36, 573474720), (38, 543291840), (39, 529361280), (40, 516127248), (42, 491549760), (45, 458779776), (48, 430106040), (52, 397020960), (54, 382316480), (56, 368662320), (57, 362194560), (60, 344084832), (63, 327699840), (64, 322579530), (65, 317616768), (70, 294929856), (72, 286737360), (76, 271645920), (78, 264680640), (80, 258063624), (84, 245774880), (90, 229389888), (91, 226869120), (95, 217316736), (96, 215053020), (104, 198510480), (105, 196619904), (108, 191158240), (112, 184331160), (114, 181097280), (117, 176453760), (120, 172042416), (126, 163849920), (128, 161289765), (130, 158808384), (133, 155226240), (135, 152926592), (140, 147464928), (144, 143368680), (152, 135822960), (156, 132340320), (160, 129031812), (168, 122887440), (171, 120731520), (180, 114694944), (182, 113434560), (189, 109233280), (190, 108658368), (192, 107526510), (195, 105872256), (208, 99255240), (210, 98309952), (216, 95579120), (224, 92165580), (228, 90548640), (234, 88226880), (240, 86021208), (247, 83583360), (252, 81924960), (260, 79404192), (266, 77613120), (270, 76463296), (273, 75623040), (280, 73732464), (285, 72438912), (288, 71684340), (304, 67911480), (312, 66170160), (315, 65539968), (320, 64515906), (336, 61443720), (342, 60365760), (351, 58817920), (360, 57347472), (364, 56717280), (378, 54616640), (380, 54329184), (384, 53763255), (390, 52936128), (399, 51742080), (416, 49627620), (420, 49154976), (432, 47789560), (448, 46082790), (455, 45373824), (456, 45274320), (468, 44113440), (480, 43010604), (494, 41791680), (504, 40962480), (513, 40243840), (520, 39702096), (532, 38806560), (540, 38231648), (546, 37811520), (560, 36866232), (570, 36219456), (576, 35842170), (585, 35290752), (608, 33955740), (624, 33085080), (630, 32769984), (640, 32257953), (665, 31045248), (672, 30721860), (684, 30182880), (691, 29877120), (702, 29408960), (720, 28673736), (728, 28358640), (741, 27861120), (756, 27308320), (760, 27164592), (780, 26468064), (798, 25871040), (819, 25207680), (832, 24813810), (840, 24577488), (855, 24146304), (864, 23894780), (896, 23041395), (910, 22686912), (912, 22637160), (936, 22056720), (945, 21846656), (960, 21505302), (988, 20895840), (1008, 20481240), (1026, 20121920), (1040, 19851048), (1064, 19403280), (1080, 19115824), (1092, 18905760), (1120, 18433116), (1140, 18109728), (1152, 17921085), (1170, 17645376), (1197, 17247360), (1216, 16977870), (1235, 16716672), (1248, 16542540), (1260, 16384992), (1330, 15522624), (1344, 15360930), (1365, 15124608), (1368, 15091440), (1382, 14938560), (1404, 14704480), (1440, 14336868), (1456, 14179320), (1482, 13930560), (1512, 13654160), (1520, 13582296), (1560, 13234032), (1596, 12935520), (1638, 12603840), (1664, 12406905), (1680, 12288744), (1710, 12073152), (1728, 11947390), (1729, 11940480), (1755, 11763584), (1820, 11343456), (1824, 11318580), (1872, 11028360), (1890, 10923328), (1920, 10752651), (1976, 10447920), (1995, 10348416), (2016, 10240620), (2052, 10060960), (2073, 9959040), (2080, 9925524), (2128, 9701640), (2160, 9557912), (2184, 9452880), (2223, 9287040), (2240, 9216558), (2280, 9054864), (2340, 8822688), (2394, 8623680), (2432, 8488935), (2457, 8402560), (2470, 8358336), (2496, 8271270), (2520, 8192496), (2565, 8048768), (2660, 7761312), (2688, 7680465), (2730, 7562304), (2736, 7545720), (2764, 7469280), (2808, 7352240), (2880, 7168434), (2912, 7089660), (2964, 6965280), (3024, 6827080), (3040, 6791148), (3120, 6617016), (3192, 6467760), (3276, 6301920), (3360, 6144372), (3420, 6036576), (3455, 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(7904, 2611980), (7980, 2587104), (8064, 2560155), (8190, 2520768), (8208, 2515240), (8292, 2489760), (8320, 2481381), (8512, 2425410), (8640, 2389478), (8645, 2388096), (8736, 2363220), (8892, 2321760), (8983, 2298240), (9120, 2263716), (9360, 2205672), (9576, 2155920), (9674, 2134080), (9828, 2100640), (9880, 2089584), (10080, 2048124), (10260, 2012192), (10365, 1991808), (10374, 1990080), (10640, 1940328), (10920, 1890576), (10944, 1886430), (11056, 1867320), (11115, 1857408), (11232, 1838060), (11648, 1772415), (11856, 1741320), (11970, 1724736), (12096, 1706770), (12160, 1697787), (12285, 1680512), (12438, 1659840), (12480, 1654254), (12768, 1616940), (13104, 1575480), (13129, 1572480), (13338, 1547840), (13440, 1536093), (13680, 1509144), (13820, 1493856), (13832, 1492560), (14040, 1470448), (14364, 1437280), (14511, 1422720), (14560, 1417932), (14820, 1393056), (14976, 1378545), (15120, 1365416), (15561, 1326720), (15808, 1305990), (15960, 1293552), (16380, 1260384), (16416, 1257620), (16584, 1244880), (17024, 1212705), (17280, 1194739), (17290, 1194048), (17472, 1181610), (17784, 1160880), (17955, 1149824), (17966, 1149120), (18240, 1131858), (18657, 1106560), (18720, 1102836), (19152, 1077960), (19348, 1067040), (19656, 1050320), (19760, 1044792), (20160, 1024062), (20520, 1006096), (20730, 995904), (20748, 995040), (21280, 970164), (21840, 945288), (21888, 943215), (22112, 933660), (22230, 928704), (22464, 919030), (23712, 870660), (23940, 862368), (24185, 853632), (24192, 853385), (24570, 840256), (24876, 829920), (24960, 827127), (25536, 808470), (25935, 796032), (26208, 787740), (26258, 786240), (26676, 773920), (26949, 766080), (27360, 754572), (27640, 746928), (27664, 746280), (28080, 735224), (28728, 718640), (29022, 711360), (29120, 708966), (29640, 696528), (30240, 682708), (31095, 663936), (31122, 663360), (31616, 652995), (31920, 646776), (32760, 630192), (32832, 628810), (33168, 622440), (33345, 619136), (34580, 597024), (34944, 590805), (35568, 580440), (35910, 574912), (35932, 574560), (36480, 565929), (37314, 553280), (37440, 551418), (38304, 538980), (38696, 533520), (39312, 525160), (39387, 524160), (39520, 522396), (40320, 512031), (41040, 503048), (41460, 497952), (41496, 497520), (42560, 485082), (43533, 474240), (43680, 472644), (44224, 466830), (44460, 464352), (44915, 459648), (44928, 459515), (46683, 442240), (47424, 435330), (47880, 431184), (48370, 426816), (49140, 420128), (49752, 414960), (51072, 404235), (51870, 398016), (52416, 393870), (52516, 393120), (53352, 386960), (53898, 383040), (54720, 377286), (55280, 373464), (55328, 373140), (56160, 367612), (57456, 359320), (58044, 355680), (58240, 354483), (59280, 348264), (60480, 341354), (62190, 331968), (62244, 331680), (62881, 328320), (63840, 323388), (65520, 315096), (65645, 314496), (65664, 314405), (66336, 311220), (66690, 309568), (69160, 298512), (71136, 290220), (71820, 287456), (71864, 287280), (72555, 284544), (74628, 276640), (74880, 275709), (76608, 269490), (77392, 266760), (77805, 265344), (78624, 262580), (78774, 262080), (79040, 261198), (80847, 255360), (82080, 251524), (82920, 248976), (82992, 248760), (85120, 242541), (87066, 237120), (87360, 236322), (88448, 233415), (88920, 232176), (89830, 229824), (91903, 224640), (93285, 221312), (93366, 221120), (94848, 217665), (95760, 215592), (96740, 213408), (98280, 210064), (99504, 207480), (103740, 199008), (104832, 196935), (105032, 196560), (106704, 193480), (107796, 191520), (109440, 188643), (110560, 186732), (110656, 186570), (112320, 183806), (114912, 179660), (116088, 177840), (118161, 174720), (118560, 174132), (120960, 170677), (124380, 165984), (124488, 165840), (125762, 164160), (127680, 161694), (130599, 158080), (131040, 157548), (131290, 157248), (132672, 155610), (133380, 154784), (134745, 153216), (138320, 149256), (142272, 145110), (143640, 143728)]