20784341760

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:373

約数の個数: 864

約数和(自身を含む): 86318447040

約数和(自身を除く): 65534105280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 29, 30, 32, 35, 39, 40, 42, 48, 49, 52, 56, 58, 60, 64, 65, 70, 78, 80, 84, 87, 91, 96, 98, 104, 105, 112, 116, 120, 128, 130, 140, 145, 147, 156, 160, 168, 174, 182, 192, 195, 196, 203, 208, 210, 224, 232, 240, 245, 256, 260, 273, 280, 290, 293, 294, 312, 320, 336, 348, 364, 377, 384, 390, 392, 406, 416, 420, 435, 448, 455, 464, 480, 490, 520, 546, 560, 580, 586, 588, 609, 624, 637, 640, 672, 696, 728, 735, 754, 768, 780, 784, 812, 832, 840, 870, 879, 896, 910, 928, 960, 980, 1015, 1040, 1092, 1120, 1131, 1160, 1172, 1176, 1218, 1248, 1274, 1280, 1344, 1365, 1392, 1421, 1456, 1465, 1470, 1508, 1560, 1568, 1624, 1664, 1680, 1740, 1758, 1792, 1820, 1856, 1885, 1911, 1920, 1960, 2030, 2051, 2080, 2184, 2240, 2262, 2320, 2344, 2352, 2436, 2496, 2548, 2639, 2688, 2730, 2784, 2842, 2912, 2930, 2940, 3016, 3045, 3120, 3136, 3185, 3248, 3328, 3360, 3480, 3516, 3640, 3712, 3770, 3809, 3822, 3840, 3920, 4060, 4102, 4160, 4263, 4368, 4395, 4480, 4524, 4640, 4688, 4704, 4872, 4992, 5096, 5278, 5376, 5460, 5568, 5655, 5684, 5824, 5860, 5880, 6032, 6090, 6153, 6240, 6272, 6370, 6496, 6720, 6960, 7032, 7105, 7280, 7424, 7540, 7618, 7644, 7840, 7917, 8120, 8204, 8320, 8497, 8526, 8736, 8790, 8960, 9048, 9280, 9376, 9408, 9555, 9744, 9984, 10192, 10255, 10556, 10920, 11136, 11310, 11368, 11427, 11648, 11720, 11760, 12064, 12180, 12306, 12480, 12544, 12740, 12992, 13195, 13440, 13920, 14064, 14210, 14357, 14560, 15080, 15236, 15288, 15680, 15834, 16240, 16408, 16640, 16994, 17052, 17472, 17580, 18096, 18473, 18560, 18752, 18816, 19045, 19110, 19488, 20384, 20510, 21112, 21315, 21840, 22272, 22620, 22736, 22854, 23296, 23440, 23520, 24128, 24360, 24612, 24960, 25480, 25491, 25984, 26390, 26663, 26880, 27840, 28128, 28420, 28714, 29120, 30160, 30472, 30576, 30765, 31360, 31668, 32480, 32816, 33988, 34104, 34944, 35160, 36192, 36946, 37120, 37504, 37632, 38090, 38220, 38976, 39585, 40768, 41020, 42224, 42485, 42630, 43071, 43680, 45240, 45472, 45708, 46880, 47040, 48256, 48720, 49224, 49920, 50960, 50982, 51968, 52780, 53326, 55419, 55680, 56256, 56840, 57135, 57428, 58240, 59479, 60320, 60944, 61152, 61530, 62720, 63336, 64960, 65632, 67976, 68208, 69888, 70320, 71785, 72384, 73892, 75008, 76180, 76440, 77952, 79170, 79989, 81536, 82040, 84448, 84970, 85260, 86142, 87360, 90480, 90944, 91416, 92365, 93760, 94080, 96512, 97440, 98448, 101920, 101964, 105560, 106652, 110461, 110838, 111360, 112512, 113680, 114270, 114856, 116480, 118958, 120640, 121888, 122304, 123060, 126672, 127455, 129920, 131264, 133315, 135952, 136416, 140640, 143570, 144768, 147784, 152360, 152880, 155904, 158340, 159978, 163072, 164080, 168896, 169940, 170520, 172284, 174720, 178437, 180960, 181888, 182832, 184730, 186641, 187520, 188160, 194880, 196896, 203840, 203928, 211120, 213304, 215355, 220922, 221676, 225024, 227360, 228540, 229712, 237916, 241280, 243776, 244608, 246120, 253344, 254910, 259840, 262528, 266630, 271904, 272832, 277095, 281280, 287140, 289536, 295568, 297395, 304720, 305760, 316680, 319956, 328160, 331383, 337792, 339880, 341040, 344568, 349440, 356874, 361920, 363776, 365664, 369460, 373282, 375040, 389760, 393792, 399945, 407680, 407856, 416353, 422240, 426608, 430710, 441844, 443352, 454720, 457080, 459424, 475832, 482560, 487552, 489216, 492240, 506688, 509820, 525056, 533260, 543808, 545664, 552305, 554190, 559923, 562560, 574280, 591136, 594790, 609440, 611520, 633360, 639912, 656320, 662766, 675584, 679760, 682080, 689136, 713748, 723840, 731328, 738920, 746564, 773227, 779520, 787584, 799890, 815360, 815712, 832706, 844480, 853216, 861420, 883688, 886704, 892185, 909440, 914160, 918848, 933205, 951664, 975104, 984480, 1013376, 1019640, 1066520, 1087616, 1091328, 1104610, 1108380, 1119846, 1125120, 1148560, 1182272, 1189580, 1218880, 1223040, 1249059, 1266720, 1279824, 1312640, 1325532, 1359520, 1364160, 1378272, 1427496, 1447680, 1462656, 1477840, 1493128, 1546454, 1575168, 1599780, 1631424, 1656915, 1665412, 1688960, 1706432, 1722840, 1767376, 1773408, 1784370, 1818880, 1828320, 1837696, 1866410, 1903328, 1968960, 2026752, 2039280, 2081765, 2133040, 2175232, 2209220, 2216760, 2239692, 2297120, 2319681, 2364544, 2379160, 2437760, 2446080, 2498118, 2533440, 2559648, 2625280, 2651064, 2719040, 2728320, 2756544, 2799615, 2854992, 2925312, 2955680, 2986256, 3092908, 3199560, 3262848, 3313830, 3330824, 3377920, 3412864, 3445680, 3534752, 3546816, 3568740, 3656640, 3675392, 3732820, 3806656, 3866135, 3937920, 4078560, 4163530, 4266080, 4418440, 4433520, 4479384, 4594240, 4639362, 4729088, 4758320, 4875520, 4996236, 5066880, 5119296, 5302128, 5412589, 5438080, 5456640, 5513088, 5599230, 5709984, 5911360, 5972512, 6185816, 6245295, 6399120, 6525696, 6627660, 6661648, 6825728, 6891360, 7069504, 7093632, 7137480, 7313280, 7465640, 7613312, 7732270, 7875840, 8157120, 8327060, 8532160, 8836880, 8867040, 8958768, 9188480, 9278724, 9516640, 9992472, 10133760, 10238592, 10604256, 10825178, 10876160, 11026176, 11198460, 11419968, 11598405, 11822720, 11945024, 12371632, 12490590, 12798240, 13255320, 13323296, 13782720, 14139008, 14187264, 14274960, 14626560, 14931280, 15226624, 15464540, 16237767, 16314240, 16654120, 17064320, 17673760, 17734080, 17917536, 18376960, 18557448, 19033280, 19984944, 20477184, 21208512, 21650356, 22396920, 22839936, 23196810, 23645440, 23890048, 24743264, 24981180, 25596480, 26510640, 26646592, 27062945, 27565440, 28278016, 28549920, 29862560, 30929080, 32475534, 32628480, 33308240, 34128640, 35347520, 35468160, 35835072, 37114896, 38066560, 39969888, 42417024, 43300712, 44793840, 45679872, 46393620, 47780096, 49486528, 49962360, 51192960, 53021280, 53293184, 54125890, 55130880, 57099840, 59725120, 61858160, 64951068, 66616480, 70695040, 70936320, 71670144, 74229792, 76133120, 79939776, 81188835, 84834048, 86601424, 89587680, 92787240, 98973056, 99924720, 102385920, 106042560, 106586368, 108251780, 114199680, 119450240, 123716320, 129902136, 133232960, 141390080, 143340288, 148459584, 159879552, 162377670, 173202848, 179175360, 185574480, 197946112, 199849440, 212085120, 216503560, 228399360, 238900480, 247432640, 259804272, 266465920, 296919168, 319759104, 324755340, 346405696, 358350720, 371148960, 399698880, 424170240, 433007120, 494865280, 519608544, 532931840, 593838336, 649510680, 692811392, 716701440, 742297920, 799397760, 866014240, 989730560, 1039217088, 1299021360, 1385622784, 1484595840, 1598795520, 1732028480, 2078434176, 2598042720, 2969191680, 3464056960, 4156868352, 5196085440, 6928113920, 10392170880, 20784341760]

約数ペア:

[(1, 20784341760), (2, 10392170880), (3, 6928113920), (4, 5196085440), (5, 4156868352), (6, 3464056960), (7, 2969191680), (8, 2598042720), (10, 2078434176), (12, 1732028480), (13, 1598795520), (14, 1484595840), (15, 1385622784), (16, 1299021360), (20, 1039217088), (21, 989730560), (24, 866014240), (26, 799397760), (28, 742297920), (29, 716701440), (30, 692811392), (32, 649510680), (35, 593838336), (39, 532931840), (40, 519608544), (42, 494865280), (48, 433007120), (49, 424170240), (52, 399698880), (56, 371148960), (58, 358350720), (60, 346405696), (64, 324755340), (65, 319759104), (70, 296919168), (78, 266465920), (80, 259804272), (84, 247432640), (87, 238900480), (91, 228399360), (96, 216503560), (98, 212085120), (104, 199849440), (105, 197946112), (112, 185574480), (116, 179175360), (120, 173202848), (128, 162377670), (130, 159879552), (140, 148459584), (145, 143340288), (147, 141390080), (156, 133232960), (160, 129902136), (168, 123716320), (174, 119450240), (182, 114199680), (192, 108251780), (195, 106586368), (196, 106042560), (203, 102385920), (208, 99924720), (210, 98973056), (224, 92787240), (232, 89587680), (240, 86601424), (245, 84834048), (256, 81188835), (260, 79939776), (273, 76133120), (280, 74229792), (290, 71670144), (293, 70936320), (294, 70695040), (312, 66616480), (320, 64951068), (336, 61858160), (348, 59725120), (364, 57099840), (377, 55130880), (384, 54125890), (390, 53293184), (392, 53021280), (406, 51192960), (416, 49962360), (420, 49486528), (435, 47780096), (448, 46393620), (455, 45679872), (464, 44793840), (480, 43300712), (490, 42417024), (520, 39969888), (546, 38066560), (560, 37114896), (580, 35835072), (586, 35468160), (588, 35347520), (609, 34128640), (624, 33308240), (637, 32628480), (640, 32475534), (672, 30929080), (696, 29862560), (728, 28549920), (735, 28278016), (754, 27565440), (768, 27062945), (780, 26646592), (784, 26510640), (812, 25596480), (832, 24981180), (840, 24743264), (870, 23890048), (879, 23645440), (896, 23196810), (910, 22839936), (928, 22396920), (960, 21650356), (980, 21208512), (1015, 20477184), (1040, 19984944), (1092, 19033280), (1120, 18557448), (1131, 18376960), (1160, 17917536), (1172, 17734080), (1176, 17673760), (1218, 17064320), (1248, 16654120), (1274, 16314240), (1280, 16237767), (1344, 15464540), (1365, 15226624), (1392, 14931280), (1421, 14626560), (1456, 14274960), (1465, 14187264), (1470, 14139008), (1508, 13782720), (1560, 13323296), (1568, 13255320), (1624, 12798240), (1664, 12490590), (1680, 12371632), (1740, 11945024), (1758, 11822720), (1792, 11598405), (1820, 11419968), (1856, 11198460), (1885, 11026176), (1911, 10876160), (1920, 10825178), (1960, 10604256), (2030, 10238592), (2051, 10133760), (2080, 9992472), (2184, 9516640), (2240, 9278724), (2262, 9188480), (2320, 8958768), (2344, 8867040), (2352, 8836880), (2436, 8532160), (2496, 8327060), (2548, 8157120), (2639, 7875840), (2688, 7732270), (2730, 7613312), (2784, 7465640), (2842, 7313280), (2912, 7137480), (2930, 7093632), (2940, 7069504), (3016, 6891360), (3045, 6825728), (3120, 6661648), (3136, 6627660), (3185, 6525696), (3248, 6399120), (3328, 6245295), (3360, 6185816), (3480, 5972512), (3516, 5911360), (3640, 5709984), (3712, 5599230), (3770, 5513088), (3809, 5456640), (3822, 5438080), (3840, 5412589), (3920, 5302128), (4060, 5119296), (4102, 5066880), (4160, 4996236), (4263, 4875520), (4368, 4758320), (4395, 4729088), (4480, 4639362), (4524, 4594240), (4640, 4479384), (4688, 4433520), (4704, 4418440), (4872, 4266080), (4992, 4163530), (5096, 4078560), (5278, 3937920), (5376, 3866135), (5460, 3806656), (5568, 3732820), (5655, 3675392), (5684, 3656640), (5824, 3568740), (5860, 3546816), (5880, 3534752), (6032, 3445680), (6090, 3412864), (6153, 3377920), (6240, 3330824), (6272, 3313830), (6370, 3262848), (6496, 3199560), (6720, 3092908), (6960, 2986256), (7032, 2955680), (7105, 2925312), (7280, 2854992), (7424, 2799615), (7540, 2756544), (7618, 2728320), (7644, 2719040), (7840, 2651064), (7917, 2625280), (8120, 2559648), (8204, 2533440), (8320, 2498118), (8497, 2446080), (8526, 2437760), (8736, 2379160), (8790, 2364544), (8960, 2319681), (9048, 2297120), (9280, 2239692), (9376, 2216760), (9408, 2209220), (9555, 2175232), (9744, 2133040), (9984, 2081765), (10192, 2039280), (10255, 2026752), (10556, 1968960), (10920, 1903328), (11136, 1866410), (11310, 1837696), (11368, 1828320), (11427, 1818880), (11648, 1784370), (11720, 1773408), (11760, 1767376), (12064, 1722840), (12180, 1706432), (12306, 1688960), (12480, 1665412), (12544, 1656915), (12740, 1631424), (12992, 1599780), (13195, 1575168), (13440, 1546454), (13920, 1493128), (14064, 1477840), (14210, 1462656), (14357, 1447680), (14560, 1427496), (15080, 1378272), (15236, 1364160), (15288, 1359520), (15680, 1325532), (15834, 1312640), (16240, 1279824), (16408, 1266720), (16640, 1249059), (16994, 1223040), (17052, 1218880), (17472, 1189580), (17580, 1182272), (18096, 1148560), (18473, 1125120), (18560, 1119846), (18752, 1108380), (18816, 1104610), (19045, 1091328), (19110, 1087616), (19488, 1066520), (20384, 1019640), (20510, 1013376), (21112, 984480), (21315, 975104), (21840, 951664), (22272, 933205), (22620, 918848), (22736, 914160), (22854, 909440), (23296, 892185), (23440, 886704), (23520, 883688), (24128, 861420), (24360, 853216), (24612, 844480), (24960, 832706), (25480, 815712), (25491, 815360), (25984, 799890), (26390, 787584), (26663, 779520), (26880, 773227), (27840, 746564), (28128, 738920), (28420, 731328), (28714, 723840), (29120, 713748), (30160, 689136), (30472, 682080), (30576, 679760), (30765, 675584), (31360, 662766), (31668, 656320), (32480, 639912), (32816, 633360), (33988, 611520), (34104, 609440), (34944, 594790), (35160, 591136), (36192, 574280), (36946, 562560), (37120, 559923), (37504, 554190), (37632, 552305), (38090, 545664), (38220, 543808), (38976, 533260), (39585, 525056), (40768, 509820), (41020, 506688), (42224, 492240), (42485, 489216), (42630, 487552), (43071, 482560), (43680, 475832), (45240, 459424), (45472, 457080), (45708, 454720), (46880, 443352), (47040, 441844), (48256, 430710), (48720, 426608), (49224, 422240), (49920, 416353), (50960, 407856), (50982, 407680), (51968, 399945), (52780, 393792), (53326, 389760), (55419, 375040), (55680, 373282), (56256, 369460), (56840, 365664), (57135, 363776), (57428, 361920), (58240, 356874), (59479, 349440), (60320, 344568), (60944, 341040), (61152, 339880), (61530, 337792), (62720, 331383), (63336, 328160), (64960, 319956), (65632, 316680), (67976, 305760), (68208, 304720), (69888, 297395), (70320, 295568), (71785, 289536), (72384, 287140), (73892, 281280), (75008, 277095), (76180, 272832), (76440, 271904), (77952, 266630), (79170, 262528), (79989, 259840), (81536, 254910), (82040, 253344), (84448, 246120), (84970, 244608), (85260, 243776), (86142, 241280), (87360, 237916), (90480, 229712), (90944, 228540), (91416, 227360), (92365, 225024), (93760, 221676), (94080, 220922), (96512, 215355), (97440, 213304), (98448, 211120), (101920, 203928), (101964, 203840), (105560, 196896), (106652, 194880), (110461, 188160), (110838, 187520), (111360, 186641), (112512, 184730), (113680, 182832), (114270, 181888), (114856, 180960), (116480, 178437), (118958, 174720), (120640, 172284), (121888, 170520), (122304, 169940), (123060, 168896), (126672, 164080), (127455, 163072), (129920, 159978), (131264, 158340), (133315, 155904), (135952, 152880), (136416, 152360), (140640, 147784), (143570, 144768)]