20904723840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:275

約数の個数: 1024

約数和(自身を含む): 91300608000

約数和(自身を除く): 70395884160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 16, 20, 21, 22, 24, 26, 28, 30, 32, 33, 35, 39, 40, 42, 44, 48, 52, 55, 56, 60, 64, 65, 66, 70, 73, 77, 78, 80, 84, 88, 91, 96, 104, 105, 110, 112, 120, 128, 130, 132, 140, 143, 146, 149, 154, 156, 160, 165, 168, 176, 182, 192, 195, 208, 210, 219, 220, 224, 231, 240, 260, 264, 273, 280, 286, 292, 298, 308, 312, 320, 330, 336, 352, 364, 365, 384, 385, 390, 416, 420, 429, 438, 440, 447, 448, 455, 462, 480, 511, 520, 528, 546, 560, 572, 584, 596, 616, 624, 640, 660, 672, 704, 715, 728, 730, 745, 770, 780, 803, 832, 840, 858, 876, 880, 894, 896, 910, 924, 949, 960, 1001, 1022, 1040, 1043, 1056, 1092, 1095, 1120, 1144, 1155, 1168, 1192, 1232, 1248, 1320, 1344, 1365, 1408, 1430, 1456, 1460, 1490, 1533, 1540, 1560, 1606, 1639, 1664, 1680, 1716, 1752, 1760, 1788, 1820, 1848, 1898, 1920, 1937, 2002, 2044, 2080, 2086, 2112, 2145, 2184, 2190, 2235, 2240, 2288, 2310, 2336, 2384, 2409, 2464, 2496, 2555, 2640, 2688, 2730, 2847, 2860, 2912, 2920, 2980, 3003, 3066, 3080, 3120, 3129, 3212, 3278, 3360, 3432, 3504, 3520, 3576, 3640, 3696, 3796, 3874, 4004, 4015, 4088, 4160, 4172, 4224, 4290, 4368, 4380, 4470, 4480, 4576, 4620, 4672, 4745, 4768, 4818, 4917, 4928, 4992, 5005, 5110, 5215, 5280, 5460, 5621, 5694, 5720, 5811, 5824, 5840, 5960, 6006, 6132, 6160, 6240, 6258, 6424, 6556, 6643, 6720, 6864, 7008, 7040, 7152, 7280, 7392, 7592, 7665, 7748, 8008, 8030, 8176, 8195, 8320, 8344, 8580, 8736, 8760, 8940, 9152, 9240, 9344, 9490, 9536, 9636, 9685, 9834, 9856, 10010, 10220, 10430, 10439, 10560, 10877, 10920, 11242, 11388, 11440, 11473, 11622, 11648, 11680, 11920, 12012, 12045, 12264, 12320, 12480, 12516, 12848, 13112, 13286, 13440, 13559, 13728, 14016, 14235, 14304, 14560, 14784, 15015, 15184, 15330, 15496, 15645, 16016, 16060, 16352, 16390, 16688, 16863, 17160, 17472, 17520, 17880, 18304, 18480, 18980, 19072, 19272, 19370, 19668, 19929, 20020, 20440, 20860, 20878, 21120, 21307, 21754, 21840, 22484, 22776, 22880, 22946, 23244, 23360, 23840, 24024, 24090, 24528, 24585, 24640, 24960, 25032, 25696, 26224, 26572, 27118, 27456, 28032, 28105, 28470, 28608, 29055, 29120, 29568, 30030, 30368, 30660, 30992, 31290, 31317, 32032, 32120, 32631, 32704, 32780, 33215, 33376, 33726, 34320, 34419, 34944, 35040, 35760, 36960, 37960, 38544, 38740, 39336, 39858, 40040, 40677, 40880, 41720, 41756, 42614, 43508, 43680, 44968, 45552, 45760, 45892, 46488, 46720, 47680, 48048, 48180, 49056, 49170, 49280, 50064, 51392, 52195, 52448, 53144, 54236, 54385, 54912, 56210, 56940, 57216, 57365, 58110, 58240, 60060, 60736, 61320, 61984, 62580, 62634, 63921, 64064, 64240, 65262, 65408, 65560, 66430, 66752, 67452, 67795, 68640, 68838, 70080, 71520, 73073, 73920, 75920, 76139, 77088, 77480, 78672, 79716, 80080, 81354, 81760, 83440, 83512, 84315, 85228, 87016, 87360, 89936, 91104, 91520, 91784, 92976, 95360, 96096, 96360, 98112, 98340, 99645, 100128, 102784, 104390, 104896, 106288, 106535, 108472, 108770, 112420, 113880, 114730, 116220, 119647, 120120, 121472, 122640, 123968, 125160, 125268, 127842, 128128, 128480, 130524, 131120, 132860, 133504, 134904, 135590, 137280, 137676, 140160, 141401, 143040, 146146, 147840, 149149, 151840, 152278, 154176, 154960, 156585, 157344, 159432, 160160, 162708, 163155, 163520, 166880, 167024, 168630, 170456, 172095, 174032, 174720, 179872, 182208, 183568, 185952, 192192, 192720, 196224, 196680, 199290, 200256, 203385, 208780, 209792, 212576, 213070, 216944, 217540, 219219, 224840, 227760, 228417, 229460, 232440, 239294, 240240, 245280, 247936, 250320, 250536, 255684, 256960, 261048, 262240, 265720, 269808, 271180, 274560, 275352, 282802, 286080, 292292, 298298, 303680, 304556, 308352, 309920, 313170, 314688, 318864, 319605, 320320, 325416, 326310, 327040, 333760, 334048, 337260, 340912, 344190, 348064, 358941, 359744, 364416, 365365, 367136, 371904, 380695, 384384, 385440, 393360, 398580, 400512, 406770, 417560, 424203, 425152, 426140, 433888, 435080, 438438, 447447, 449680, 455520, 456834, 458920, 464880, 478588, 480480, 490560, 500640, 501072, 511368, 513920, 522096, 524480, 531440, 539616, 542360, 550704, 565604, 584584, 596596, 598235, 607360, 609112, 619840, 626340, 629376, 637728, 639210, 640640, 650832, 652620, 667520, 668096, 674520, 681824, 688380, 696128, 707005, 717882, 719488, 730730, 734272, 743808, 745745, 761390, 770880, 786720, 797160, 813540, 835120, 837529, 848406, 850304, 852280, 867776, 870160, 876876, 894894, 899360, 911040, 913668, 917840, 929760, 957176, 960960, 981120, 989807, 1001280, 1002144, 1022736, 1044192, 1048960, 1062880, 1079232, 1084720, 1096095, 1101408, 1131208, 1142085, 1169168, 1193192, 1196470, 1218224, 1239680, 1252680, 1275456, 1278420, 1301664, 1305240, 1336192, 1349040, 1363648, 1376760, 1392256, 1414010, 1435764, 1461460, 1468544, 1491490, 1522780, 1541760, 1555411, 1573440, 1594320, 1627080, 1670240, 1675058, 1696812, 1704560, 1735552, 1740320, 1753752, 1789788, 1794705, 1798720, 1822080, 1827336, 1835680, 1859520, 1914352, 1921920, 1979614, 2002560, 2004288, 2045472, 2088384, 2121015, 2125760, 2158464, 2169440, 2192190, 2202816, 2237235, 2262416, 2284170, 2338336, 2386384, 2392940, 2436448, 2505360, 2512587, 2550912, 2556840, 2603328, 2610480, 2698080, 2727296, 2753520, 2828020, 2871528, 2922920, 2969421, 2982980, 3045560, 3110822, 3146880, 3188640, 3254160, 3340480, 3350116, 3393624, 3409120, 3480640, 3507504, 3579576, 3589410, 3597440, 3654672, 3671360, 3719040, 3828704, 3959228, 4008576, 4090944, 4176768, 4187645, 4242030, 4251520, 4338880, 4384380, 4405632, 4474470, 4524832, 4568340, 4666233, 4676672, 4772768, 4785880, 4872896, 4949035, 5010720, 5025174, 5113680, 5206656, 5220960, 5396160, 5507040, 5656040, 5743056, 5845840, 5938842, 5965960, 6091120, 6221644, 6377280, 6508320, 6680960, 6700232, 6787248, 6818240, 6961280, 7015008, 7159152, 7178820, 7309344, 7342720, 7657408, 7777055, 7918456, 8181888, 8375290, 8484060, 8677760, 8768760, 8948940, 9049664, 9136680, 9332466, 9353344, 9545536, 9571760, 9745792, 9898070, 10021440, 10050348, 10227360, 10441920, 10792320, 10887877, 11014080, 11312080, 11486112, 11691680, 11877684, 11931920, 12182240, 12443288, 12562935, 12754560, 13016640, 13400464, 13574496, 13636480, 14030016, 14318304, 14357640, 14618688, 14847105, 15314816, 15554110, 15836912, 16750580, 16968120, 17537520, 17897880, 18099328, 18273360, 18664932, 19091072, 19143520, 19796140, 20042880, 20100696, 20454720, 20883840, 21775754, 22028160, 22624160, 22972224, 23331165, 23383360, 23755368, 23863840, 24364480, 24886576, 25125870, 26033280, 26800928, 27148992, 28060032, 28636608, 28715280, 29237376, 29694210, 31108220, 31673824, 32663631, 33501160, 33936240, 35075040, 35795760, 36546720, 37329864, 38287040, 39592280, 40201392, 40909440, 43551508, 45248320, 45944448, 46662330, 46766720, 47510736, 47727680, 48728960, 49773152, 50251740, 53601856, 54297984, 54439385, 57273216, 57430560, 59388420, 62216440, 63347648, 65327262, 67002320, 67872480, 70150080, 71591520, 73093440, 74659728, 76574080, 79184560, 80402784, 87103016, 90496640, 93324660, 95021472, 95455360, 99546304, 100503480, 107203712, 108878770, 114861120, 118776840, 124432880, 126695296, 130654524, 134004640, 135744960, 140300160, 143183040, 146186880, 149319456, 158369120, 160805568, 163318155, 174206032, 186649320, 190042944, 199092608, 201006960, 217757540, 229722240, 237553680, 248865760, 261309048, 268009280, 271489920, 286366080, 298638912, 316738240, 321611136, 326636310, 348412064, 373298640, 380085888, 402013920, 435515080, 475107360, 497731520, 522618096, 536018560, 597277824, 633476480, 653272620, 696824128, 746597280, 804027840, 871030160, 950214720, 995463040, 1045236192, 1306545240, 1393648256, 1493194560, 1608055680, 1742060320, 1900429440, 2090472384, 2613090480, 2986389120, 3484120640, 4180944768, 5226180960, 6968241280, 10452361920, 20904723840]

約数ペア:

[(1, 20904723840), (2, 10452361920), (3, 6968241280), (4, 5226180960), (5, 4180944768), (6, 3484120640), (7, 2986389120), (8, 2613090480), (10, 2090472384), (11, 1900429440), (12, 1742060320), (13, 1608055680), (14, 1493194560), (15, 1393648256), (16, 1306545240), (20, 1045236192), (21, 995463040), (22, 950214720), (24, 871030160), (26, 804027840), (28, 746597280), (30, 696824128), (32, 653272620), (33, 633476480), (35, 597277824), (39, 536018560), (40, 522618096), (42, 497731520), (44, 475107360), (48, 435515080), (52, 402013920), (55, 380085888), (56, 373298640), (60, 348412064), (64, 326636310), (65, 321611136), (66, 316738240), (70, 298638912), (73, 286366080), (77, 271489920), (78, 268009280), (80, 261309048), (84, 248865760), (88, 237553680), (91, 229722240), (96, 217757540), (104, 201006960), (105, 199092608), (110, 190042944), (112, 186649320), (120, 174206032), (128, 163318155), (130, 160805568), (132, 158369120), (140, 149319456), (143, 146186880), (146, 143183040), (149, 140300160), (154, 135744960), (156, 134004640), (160, 130654524), (165, 126695296), (168, 124432880), (176, 118776840), (182, 114861120), (192, 108878770), (195, 107203712), (208, 100503480), (210, 99546304), (219, 95455360), (220, 95021472), (224, 93324660), (231, 90496640), (240, 87103016), (260, 80402784), (264, 79184560), (273, 76574080), (280, 74659728), (286, 73093440), (292, 71591520), (298, 70150080), (308, 67872480), (312, 67002320), (320, 65327262), (330, 63347648), (336, 62216440), (352, 59388420), (364, 57430560), (365, 57273216), (384, 54439385), (385, 54297984), (390, 53601856), (416, 50251740), (420, 49773152), (429, 48728960), (438, 47727680), (440, 47510736), (447, 46766720), (448, 46662330), (455, 45944448), (462, 45248320), (480, 43551508), (511, 40909440), (520, 40201392), (528, 39592280), (546, 38287040), (560, 37329864), (572, 36546720), (584, 35795760), (596, 35075040), (616, 33936240), (624, 33501160), (640, 32663631), (660, 31673824), (672, 31108220), (704, 29694210), (715, 29237376), (728, 28715280), (730, 28636608), (745, 28060032), (770, 27148992), (780, 26800928), (803, 26033280), (832, 25125870), (840, 24886576), (858, 24364480), (876, 23863840), (880, 23755368), (894, 23383360), (896, 23331165), (910, 22972224), (924, 22624160), (949, 22028160), (960, 21775754), (1001, 20883840), (1022, 20454720), (1040, 20100696), (1043, 20042880), (1056, 19796140), (1092, 19143520), (1095, 19091072), (1120, 18664932), (1144, 18273360), (1155, 18099328), (1168, 17897880), (1192, 17537520), (1232, 16968120), (1248, 16750580), (1320, 15836912), (1344, 15554110), (1365, 15314816), (1408, 14847105), (1430, 14618688), (1456, 14357640), (1460, 14318304), (1490, 14030016), (1533, 13636480), (1540, 13574496), (1560, 13400464), (1606, 13016640), (1639, 12754560), (1664, 12562935), (1680, 12443288), (1716, 12182240), (1752, 11931920), (1760, 11877684), (1788, 11691680), (1820, 11486112), (1848, 11312080), (1898, 11014080), (1920, 10887877), (1937, 10792320), (2002, 10441920), (2044, 10227360), (2080, 10050348), (2086, 10021440), (2112, 9898070), (2145, 9745792), (2184, 9571760), (2190, 9545536), (2235, 9353344), (2240, 9332466), (2288, 9136680), (2310, 9049664), (2336, 8948940), (2384, 8768760), (2409, 8677760), (2464, 8484060), (2496, 8375290), (2555, 8181888), (2640, 7918456), (2688, 7777055), (2730, 7657408), (2847, 7342720), (2860, 7309344), (2912, 7178820), (2920, 7159152), (2980, 7015008), (3003, 6961280), (3066, 6818240), (3080, 6787248), (3120, 6700232), (3129, 6680960), (3212, 6508320), (3278, 6377280), (3360, 6221644), (3432, 6091120), (3504, 5965960), (3520, 5938842), (3576, 5845840), (3640, 5743056), (3696, 5656040), (3796, 5507040), (3874, 5396160), (4004, 5220960), (4015, 5206656), (4088, 5113680), (4160, 5025174), (4172, 5010720), (4224, 4949035), (4290, 4872896), (4368, 4785880), (4380, 4772768), (4470, 4676672), (4480, 4666233), (4576, 4568340), (4620, 4524832), (4672, 4474470), (4745, 4405632), (4768, 4384380), (4818, 4338880), (4917, 4251520), (4928, 4242030), (4992, 4187645), (5005, 4176768), (5110, 4090944), (5215, 4008576), (5280, 3959228), (5460, 3828704), (5621, 3719040), (5694, 3671360), (5720, 3654672), (5811, 3597440), (5824, 3589410), (5840, 3579576), (5960, 3507504), (6006, 3480640), (6132, 3409120), (6160, 3393624), (6240, 3350116), (6258, 3340480), (6424, 3254160), (6556, 3188640), (6643, 3146880), (6720, 3110822), (6864, 3045560), (7008, 2982980), (7040, 2969421), (7152, 2922920), (7280, 2871528), (7392, 2828020), (7592, 2753520), (7665, 2727296), (7748, 2698080), (8008, 2610480), (8030, 2603328), (8176, 2556840), (8195, 2550912), (8320, 2512587), (8344, 2505360), (8580, 2436448), (8736, 2392940), (8760, 2386384), (8940, 2338336), (9152, 2284170), (9240, 2262416), (9344, 2237235), (9490, 2202816), (9536, 2192190), (9636, 2169440), (9685, 2158464), (9834, 2125760), (9856, 2121015), (10010, 2088384), (10220, 2045472), (10430, 2004288), (10439, 2002560), (10560, 1979614), (10877, 1921920), (10920, 1914352), (11242, 1859520), (11388, 1835680), (11440, 1827336), (11473, 1822080), (11622, 1798720), (11648, 1794705), (11680, 1789788), (11920, 1753752), (12012, 1740320), (12045, 1735552), (12264, 1704560), (12320, 1696812), (12480, 1675058), (12516, 1670240), (12848, 1627080), (13112, 1594320), (13286, 1573440), (13440, 1555411), (13559, 1541760), (13728, 1522780), (14016, 1491490), (14235, 1468544), (14304, 1461460), (14560, 1435764), (14784, 1414010), (15015, 1392256), (15184, 1376760), (15330, 1363648), (15496, 1349040), (15645, 1336192), (16016, 1305240), (16060, 1301664), (16352, 1278420), (16390, 1275456), (16688, 1252680), (16863, 1239680), (17160, 1218224), (17472, 1196470), (17520, 1193192), (17880, 1169168), (18304, 1142085), (18480, 1131208), (18980, 1101408), (19072, 1096095), (19272, 1084720), (19370, 1079232), (19668, 1062880), (19929, 1048960), (20020, 1044192), (20440, 1022736), (20860, 1002144), (20878, 1001280), (21120, 989807), (21307, 981120), (21754, 960960), (21840, 957176), (22484, 929760), (22776, 917840), (22880, 913668), (22946, 911040), (23244, 899360), (23360, 894894), (23840, 876876), (24024, 870160), (24090, 867776), (24528, 852280), (24585, 850304), (24640, 848406), (24960, 837529), (25032, 835120), (25696, 813540), (26224, 797160), (26572, 786720), (27118, 770880), (27456, 761390), (28032, 745745), (28105, 743808), (28470, 734272), (28608, 730730), (29055, 719488), (29120, 717882), (29568, 707005), (30030, 696128), (30368, 688380), (30660, 681824), (30992, 674520), (31290, 668096), (31317, 667520), (32032, 652620), (32120, 650832), (32631, 640640), (32704, 639210), (32780, 637728), (33215, 629376), (33376, 626340), (33726, 619840), (34320, 609112), (34419, 607360), (34944, 598235), (35040, 596596), (35760, 584584), (36960, 565604), (37960, 550704), (38544, 542360), (38740, 539616), (39336, 531440), (39858, 524480), (40040, 522096), (40677, 513920), (40880, 511368), (41720, 501072), (41756, 500640), (42614, 490560), (43508, 480480), (43680, 478588), (44968, 464880), (45552, 458920), (45760, 456834), (45892, 455520), (46488, 449680), (46720, 447447), (47680, 438438), (48048, 435080), (48180, 433888), (49056, 426140), (49170, 425152), (49280, 424203), (50064, 417560), (51392, 406770), (52195, 400512), (52448, 398580), (53144, 393360), (54236, 385440), (54385, 384384), (54912, 380695), (56210, 371904), (56940, 367136), (57216, 365365), (57365, 364416), (58110, 359744), (58240, 358941), (60060, 348064), (60736, 344190), (61320, 340912), (61984, 337260), (62580, 334048), (62634, 333760), (63921, 327040), (64064, 326310), (64240, 325416), (65262, 320320), (65408, 319605), (65560, 318864), (66430, 314688), (66752, 313170), (67452, 309920), (67795, 308352), (68640, 304556), (68838, 303680), (70080, 298298), (71520, 292292), (73073, 286080), (73920, 282802), (75920, 275352), (76139, 274560), (77088, 271180), (77480, 269808), (78672, 265720), (79716, 262240), (80080, 261048), (81354, 256960), (81760, 255684), (83440, 250536), (83512, 250320), (84315, 247936), (85228, 245280), (87016, 240240), (87360, 239294), (89936, 232440), (91104, 229460), (91520, 228417), (91784, 227760), (92976, 224840), (95360, 219219), (96096, 217540), (96360, 216944), (98112, 213070), (98340, 212576), (99645, 209792), (100128, 208780), (102784, 203385), (104390, 200256), (104896, 199290), (106288, 196680), (106535, 196224), (108472, 192720), (108770, 192192), (112420, 185952), (113880, 183568), (114730, 182208), (116220, 179872), (119647, 174720), (120120, 174032), (121472, 172095), (122640, 170456), (123968, 168630), (125160, 167024), (125268, 166880), (127842, 163520), (128128, 163155), (128480, 162708), (130524, 160160), (131120, 159432), (132860, 157344), (133504, 156585), (134904, 154960), (135590, 154176), (137280, 152278), (137676, 151840), (140160, 149149), (141401, 147840), (143040, 146146)]