20987182944

素因数分解:

$2^5\times 3^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:294

約数の個数: 864

約数和(自身を含む): 81982817280

約数和(自身を除く): 60995634336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 19, 21, 24, 26, 27, 28, 32, 36, 38, 39, 42, 48, 49, 52, 54, 56, 57, 63, 72, 76, 78, 81, 84, 91, 96, 98, 104, 108, 112, 114, 117, 126, 133, 144, 147, 152, 156, 162, 168, 171, 182, 189, 196, 208, 216, 223, 224, 228, 234, 243, 247, 252, 266, 273, 288, 294, 304, 312, 324, 336, 342, 351, 364, 378, 392, 399, 416, 432, 441, 446, 456, 468, 486, 494, 504, 513, 532, 546, 567, 588, 608, 624, 637, 648, 669, 672, 684, 702, 728, 741, 756, 784, 798, 819, 864, 882, 892, 912, 931, 936, 972, 988, 1008, 1026, 1053, 1064, 1092, 1134, 1176, 1197, 1248, 1274, 1296, 1323, 1338, 1368, 1404, 1456, 1482, 1512, 1539, 1561, 1568, 1596, 1638, 1701, 1729, 1764, 1784, 1824, 1862, 1872, 1911, 1944, 1976, 2007, 2016, 2052, 2106, 2128, 2184, 2223, 2268, 2352, 2394, 2457, 2548, 2592, 2646, 2676, 2736, 2793, 2808, 2899, 2912, 2964, 3024, 3078, 3122, 3159, 3192, 3276, 3402, 3458, 3528, 3568, 3591, 3724, 3744, 3822, 3888, 3952, 3969, 4014, 4104, 4212, 4237, 4256, 4368, 4446, 4536, 4617, 4683, 4704, 4788, 4914, 5096, 5187, 5292, 5352, 5472, 5586, 5616, 5733, 5798, 5928, 6021, 6048, 6156, 6244, 6318, 6384, 6552, 6669, 6804, 6916, 7056, 7136, 7182, 7371, 7448, 7644, 7776, 7904, 7938, 8028, 8208, 8379, 8424, 8474, 8697, 8736, 8892, 9072, 9234, 9366, 9576, 9828, 10192, 10374, 10584, 10704, 10773, 10927, 11172, 11232, 11466, 11596, 11856, 11907, 12042, 12103, 12312, 12488, 12636, 12711, 12768, 13104, 13338, 13608, 13832, 14049, 14112, 14364, 14742, 14896, 15288, 15561, 15876, 16056, 16416, 16758, 16848, 16948, 17199, 17394, 17784, 18063, 18144, 18468, 18732, 19152, 19656, 20007, 20293, 20384, 20748, 21168, 21408, 21546, 21854, 22113, 22344, 22932, 23192, 23712, 23814, 24084, 24206, 24624, 24976, 25137, 25272, 25422, 26091, 26208, 26676, 27216, 27664, 28098, 28728, 29484, 29659, 29792, 30576, 31122, 31752, 32112, 32319, 32781, 33516, 33696, 33896, 34398, 34788, 35568, 36126, 36309, 36936, 37464, 38133, 38304, 39312, 40014, 40586, 41496, 42147, 42336, 43092, 43708, 44226, 44688, 45864, 46384, 46683, 47628, 48168, 48412, 49248, 49952, 50274, 50544, 50844, 51597, 52182, 53352, 54189, 54432, 55081, 55328, 56196, 57456, 58968, 59318, 60021, 60879, 61152, 62244, 63504, 64224, 64638, 65562, 67032, 67792, 68796, 69576, 71136, 72252, 72618, 73872, 74928, 75411, 76266, 78273, 78624, 80028, 81172, 82992, 84294, 86184, 87416, 88452, 88977, 89376, 91728, 92768, 93366, 95256, 96336, 96824, 98343, 100548, 101088, 101688, 103194, 104364, 106704, 108378, 108927, 110162, 112392, 114399, 114912, 117936, 118636, 120042, 121758, 124488, 126441, 127008, 129276, 131124, 134064, 135584, 137592, 139152, 140049, 142051, 144504, 145236, 147744, 149856, 150822, 152532, 154791, 156546, 160056, 162344, 165243, 165984, 168588, 172368, 174832, 176904, 177954, 182637, 183456, 186732, 190512, 192672, 193648, 196686, 201096, 203376, 206388, 207613, 208728, 213408, 216756, 217854, 220324, 224784, 226233, 228798, 234819, 235872, 237272, 240084, 243516, 248976, 252882, 258552, 262248, 266931, 268128, 275184, 278304, 280098, 284102, 289008, 290472, 295029, 301644, 305064, 309582, 313092, 320112, 324688, 326781, 330486, 337176, 343197, 344736, 349664, 353808, 355908, 365274, 373464, 379323, 381024, 385567, 387296, 393372, 402192, 406752, 412776, 415226, 417456, 420147, 426153, 433512, 435708, 440648, 449568, 452466, 457596, 469638, 474544, 480168, 487032, 495729, 497952, 505764, 517104, 524496, 533862, 547911, 550368, 560196, 568204, 578016, 580944, 590058, 603288, 610128, 619164, 622839, 626184, 640224, 649376, 653562, 660972, 674352, 686394, 704457, 707616, 711816, 730548, 746928, 758646, 771134, 786744, 800793, 804384, 825552, 830452, 834912, 840294, 852306, 867024, 871416, 881296, 885087, 904932, 915192, 939276, 949088, 960336, 974064, 980343, 991458, 1011528, 1029591, 1034208, 1048992, 1067724, 1095822, 1120392, 1136408, 1156701, 1161888, 1180116, 1206576, 1220256, 1238328, 1245678, 1252368, 1278459, 1307124, 1321944, 1348704, 1372788, 1408914, 1423632, 1461096, 1487187, 1493856, 1517292, 1542268, 1573488, 1601586, 1643733, 1651104, 1660904, 1680588, 1704612, 1734048, 1742832, 1762592, 1770174, 1809864, 1830384, 1868517, 1878552, 1920672, 1948128, 1960686, 1982916, 2023056, 2059182, 2135448, 2191644, 2240784, 2272816, 2313402, 2360232, 2402379, 2413152, 2476656, 2491356, 2504736, 2556918, 2614248, 2643888, 2655261, 2698969, 2745576, 2817828, 2847264, 2922192, 2941029, 2974374, 3034584, 3084536, 3146976, 3203172, 3287466, 3321808, 3361176, 3409224, 3470103, 3485664, 3540348, 3619728, 3660768, 3737034, 3757104, 3835377, 3921372, 3965832, 4046112, 4118364, 4270896, 4383288, 4461561, 4481568, 4545632, 4626804, 4720464, 4804758, 4931199, 4953312, 4982712, 5113836, 5228496, 5287776, 5310522, 5397938, 5491152, 5605551, 5635656, 5844384, 5882058, 5948748, 6069168, 6169072, 6406344, 6574932, 6643616, 6722352, 6818448, 6940206, 7080696, 7207137, 7239456, 7474068, 7514208, 7670754, 7842744, 7931664, 8096907, 8236728, 8541792, 8766576, 8923122, 9253608, 9440928, 9609516, 9862398, 9965424, 10227672, 10410309, 10456992, 10621044, 10795876, 10982304, 11211102, 11271312, 11506131, 11764116, 11897496, 12138336, 12338144, 12812688, 13149864, 13384683, 13444704, 13636896, 13880412, 14161392, 14414274, 14948136, 15341508, 15685488, 15863328, 16193814, 16473456, 16816653, 17533152, 17846244, 18507216, 19219032, 19724796, 19930848, 20455344, 20820618, 21242088, 21591752, 22422204, 22542624, 23012262, 23528232, 23794992, 24290721, 25625376, 26299728, 26769366, 27760824, 28322784, 28828548, 29896272, 30683016, 31230927, 31370976, 32387628, 32946912, 33633306, 34518393, 35692488, 37014432, 38438064, 39449592, 40910688, 41641236, 42484176, 43183504, 44844408, 46024524, 47056464, 47589984, 48581442, 50449959, 52599456, 53538732, 55521648, 57657096, 59792544, 61366032, 62461854, 64775256, 67266612, 69036786, 71384976, 72872163, 76876128, 78899184, 83282472, 84968352, 86367008, 89688816, 92049048, 93692781, 94112928, 97162884, 100899918, 107077464, 111043296, 115314192, 122732064, 124923708, 129550512, 134533224, 138073572, 142769952, 145744326, 157798368, 166564944, 179377632, 184098096, 187385562, 194325768, 201799836, 214154928, 218616489, 230628384, 249847416, 259101024, 269066448, 276147144, 291488652, 333129888, 368196192, 374771124, 388651536, 403599672, 428309856, 437232978, 499694832, 538132896, 552294288, 582977304, 655849467, 749542248, 777303072, 807199344, 874465956, 999389664, 1104588576, 1165954608, 1311698934, 1499084496, 1614398688, 1748931912, 2331909216, 2623397868, 2998168992, 3497863824, 5246795736, 6995727648, 10493591472, 20987182944]

約数ペア:

[(1, 20987182944), (2, 10493591472), (3, 6995727648), (4, 5246795736), (6, 3497863824), (7, 2998168992), (8, 2623397868), (9, 2331909216), (12, 1748931912), (13, 1614398688), (14, 1499084496), (16, 1311698934), (18, 1165954608), (19, 1104588576), (21, 999389664), (24, 874465956), (26, 807199344), (27, 777303072), (28, 749542248), (32, 655849467), (36, 582977304), (38, 552294288), (39, 538132896), (42, 499694832), (48, 437232978), (49, 428309856), (52, 403599672), (54, 388651536), (56, 374771124), (57, 368196192), (63, 333129888), (72, 291488652), (76, 276147144), (78, 269066448), (81, 259101024), (84, 249847416), (91, 230628384), (96, 218616489), (98, 214154928), (104, 201799836), (108, 194325768), (112, 187385562), (114, 184098096), (117, 179377632), (126, 166564944), (133, 157798368), (144, 145744326), (147, 142769952), (152, 138073572), (156, 134533224), (162, 129550512), (168, 124923708), (171, 122732064), (182, 115314192), (189, 111043296), (196, 107077464), (208, 100899918), (216, 97162884), (223, 94112928), (224, 93692781), (228, 92049048), (234, 89688816), (243, 86367008), (247, 84968352), (252, 83282472), (266, 78899184), (273, 76876128), (288, 72872163), (294, 71384976), (304, 69036786), (312, 67266612), (324, 64775256), (336, 62461854), (342, 61366032), (351, 59792544), (364, 57657096), (378, 55521648), (392, 53538732), (399, 52599456), (416, 50449959), (432, 48581442), (441, 47589984), (446, 47056464), (456, 46024524), (468, 44844408), (486, 43183504), (494, 42484176), (504, 41641236), (513, 40910688), (532, 39449592), (546, 38438064), (567, 37014432), (588, 35692488), (608, 34518393), (624, 33633306), (637, 32946912), (648, 32387628), (669, 31370976), (672, 31230927), (684, 30683016), (702, 29896272), (728, 28828548), (741, 28322784), (756, 27760824), (784, 26769366), (798, 26299728), (819, 25625376), (864, 24290721), (882, 23794992), (892, 23528232), (912, 23012262), (931, 22542624), (936, 22422204), (972, 21591752), (988, 21242088), (1008, 20820618), (1026, 20455344), (1053, 19930848), (1064, 19724796), (1092, 19219032), (1134, 18507216), (1176, 17846244), (1197, 17533152), (1248, 16816653), (1274, 16473456), (1296, 16193814), (1323, 15863328), (1338, 15685488), (1368, 15341508), (1404, 14948136), (1456, 14414274), (1482, 14161392), (1512, 13880412), (1539, 13636896), (1561, 13444704), (1568, 13384683), (1596, 13149864), (1638, 12812688), (1701, 12338144), (1729, 12138336), (1764, 11897496), (1784, 11764116), (1824, 11506131), (1862, 11271312), (1872, 11211102), (1911, 10982304), (1944, 10795876), (1976, 10621044), (2007, 10456992), (2016, 10410309), (2052, 10227672), (2106, 9965424), (2128, 9862398), (2184, 9609516), (2223, 9440928), (2268, 9253608), (2352, 8923122), (2394, 8766576), (2457, 8541792), (2548, 8236728), (2592, 8096907), (2646, 7931664), (2676, 7842744), (2736, 7670754), (2793, 7514208), (2808, 7474068), (2899, 7239456), (2912, 7207137), (2964, 7080696), (3024, 6940206), (3078, 6818448), (3122, 6722352), (3159, 6643616), (3192, 6574932), (3276, 6406344), (3402, 6169072), (3458, 6069168), (3528, 5948748), (3568, 5882058), (3591, 5844384), (3724, 5635656), (3744, 5605551), (3822, 5491152), (3888, 5397938), (3952, 5310522), (3969, 5287776), (4014, 5228496), (4104, 5113836), (4212, 4982712), (4237, 4953312), (4256, 4931199), (4368, 4804758), (4446, 4720464), (4536, 4626804), (4617, 4545632), (4683, 4481568), (4704, 4461561), (4788, 4383288), (4914, 4270896), (5096, 4118364), (5187, 4046112), (5292, 3965832), (5352, 3921372), (5472, 3835377), (5586, 3757104), (5616, 3737034), (5733, 3660768), (5798, 3619728), (5928, 3540348), (6021, 3485664), (6048, 3470103), (6156, 3409224), (6244, 3361176), (6318, 3321808), (6384, 3287466), (6552, 3203172), (6669, 3146976), (6804, 3084536), (6916, 3034584), (7056, 2974374), (7136, 2941029), (7182, 2922192), (7371, 2847264), (7448, 2817828), (7644, 2745576), (7776, 2698969), (7904, 2655261), (7938, 2643888), (8028, 2614248), (8208, 2556918), (8379, 2504736), (8424, 2491356), (8474, 2476656), (8697, 2413152), (8736, 2402379), (8892, 2360232), (9072, 2313402), (9234, 2272816), (9366, 2240784), (9576, 2191644), (9828, 2135448), (10192, 2059182), (10374, 2023056), (10584, 1982916), (10704, 1960686), (10773, 1948128), (10927, 1920672), (11172, 1878552), (11232, 1868517), (11466, 1830384), (11596, 1809864), (11856, 1770174), (11907, 1762592), (12042, 1742832), (12103, 1734048), (12312, 1704612), (12488, 1680588), (12636, 1660904), (12711, 1651104), (12768, 1643733), (13104, 1601586), (13338, 1573488), (13608, 1542268), (13832, 1517292), (14049, 1493856), (14112, 1487187), (14364, 1461096), (14742, 1423632), (14896, 1408914), (15288, 1372788), (15561, 1348704), (15876, 1321944), (16056, 1307124), (16416, 1278459), (16758, 1252368), (16848, 1245678), (16948, 1238328), (17199, 1220256), (17394, 1206576), (17784, 1180116), (18063, 1161888), (18144, 1156701), (18468, 1136408), (18732, 1120392), (19152, 1095822), (19656, 1067724), (20007, 1048992), (20293, 1034208), (20384, 1029591), (20748, 1011528), (21168, 991458), (21408, 980343), (21546, 974064), (21854, 960336), (22113, 949088), (22344, 939276), (22932, 915192), (23192, 904932), (23712, 885087), (23814, 881296), (24084, 871416), (24206, 867024), (24624, 852306), (24976, 840294), (25137, 834912), (25272, 830452), (25422, 825552), (26091, 804384), (26208, 800793), (26676, 786744), (27216, 771134), (27664, 758646), (28098, 746928), (28728, 730548), (29484, 711816), (29659, 707616), (29792, 704457), (30576, 686394), (31122, 674352), (31752, 660972), (32112, 653562), (32319, 649376), (32781, 640224), (33516, 626184), (33696, 622839), (33896, 619164), (34398, 610128), (34788, 603288), (35568, 590058), (36126, 580944), (36309, 578016), (36936, 568204), (37464, 560196), (38133, 550368), (38304, 547911), (39312, 533862), (40014, 524496), (40586, 517104), (41496, 505764), (42147, 497952), (42336, 495729), (43092, 487032), (43708, 480168), (44226, 474544), (44688, 469638), (45864, 457596), (46384, 452466), (46683, 449568), (47628, 440648), (48168, 435708), (48412, 433512), (49248, 426153), (49952, 420147), (50274, 417456), (50544, 415226), (50844, 412776), (51597, 406752), (52182, 402192), (53352, 393372), (54189, 387296), (54432, 385567), (55081, 381024), (55328, 379323), (56196, 373464), (57456, 365274), (58968, 355908), (59318, 353808), (60021, 349664), (60879, 344736), (61152, 343197), (62244, 337176), (63504, 330486), (64224, 326781), (64638, 324688), (65562, 320112), (67032, 313092), (67792, 309582), (68796, 305064), (69576, 301644), (71136, 295029), (72252, 290472), (72618, 289008), (73872, 284102), (74928, 280098), (75411, 278304), (76266, 275184), (78273, 268128), (78624, 266931), (80028, 262248), (81172, 258552), (82992, 252882), (84294, 248976), (86184, 243516), (87416, 240084), (88452, 237272), (88977, 235872), (89376, 234819), (91728, 228798), (92768, 226233), (93366, 224784), (95256, 220324), (96336, 217854), (96824, 216756), (98343, 213408), (100548, 208728), (101088, 207613), (101688, 206388), (103194, 203376), (104364, 201096), (106704, 196686), (108378, 193648), (108927, 192672), (110162, 190512), (112392, 186732), (114399, 183456), (114912, 182637), (117936, 177954), (118636, 176904), (120042, 174832), (121758, 172368), (124488, 168588), (126441, 165984), (127008, 165243), (129276, 162344), (131124, 160056), (134064, 156546), (135584, 154791), (137592, 152532), (139152, 150822), (140049, 149856), (142051, 147744), (144504, 145236)]