20512396800

素因数分解:

$2^9\times 3^3\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 960

約数和(自身を含む): 88086028800

約数和(自身を除く): 67573632000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 61, 63, 64, 70, 72, 75, 80, 84, 90, 96, 100, 105, 108, 112, 120, 122, 126, 128, 135, 139, 140, 144, 150, 160, 168, 175, 180, 183, 189, 192, 200, 210, 216, 224, 225, 240, 244, 252, 256, 270, 278, 280, 288, 300, 305, 315, 320, 336, 350, 360, 366, 378, 384, 400, 417, 420, 427, 432, 448, 450, 480, 488, 504, 512, 525, 540, 549, 556, 560, 576, 600, 610, 630, 640, 672, 675, 695, 700, 720, 732, 756, 768, 800, 834, 840, 854, 864, 896, 900, 915, 945, 960, 973, 976, 1008, 1050, 1080, 1098, 1112, 1120, 1152, 1200, 1220, 1251, 1260, 1280, 1281, 1344, 1350, 1390, 1400, 1440, 1464, 1512, 1525, 1536, 1575, 1600, 1647, 1668, 1680, 1708, 1728, 1792, 1800, 1830, 1890, 1920, 1946, 1952, 2016, 2085, 2100, 2135, 2160, 2196, 2224, 2240, 2304, 2400, 2440, 2502, 2520, 2560, 2562, 2688, 2700, 2745, 2780, 2800, 2880, 2919, 2928, 3024, 3050, 3150, 3200, 3294, 3336, 3360, 3416, 3456, 3475, 3584, 3600, 3660, 3753, 3780, 3840, 3843, 3892, 3904, 4032, 4170, 4200, 4270, 4320, 4392, 4448, 4480, 4575, 4608, 4725, 4800, 4865, 4880, 5004, 5040, 5124, 5376, 5400, 5490, 5560, 5600, 5760, 5838, 5856, 6048, 6100, 6255, 6300, 6400, 6405, 6588, 6672, 6720, 6832, 6912, 6950, 7200, 7320, 7506, 7560, 7680, 7686, 7784, 7808, 8064, 8235, 8340, 8400, 8479, 8540, 8640, 8757, 8784, 8896, 8960, 9150, 9450, 9600, 9730, 9760, 10008, 10080, 10248, 10425, 10675, 10752, 10800, 10980, 11120, 11200, 11520, 11529, 11676, 11712, 12096, 12200, 12510, 12600, 12800, 12810, 13176, 13344, 13440, 13664, 13725, 13824, 13900, 14400, 14595, 14640, 15012, 15120, 15372, 15568, 15616, 16128, 16470, 16680, 16800, 16958, 17080, 17280, 17514, 17568, 17792, 17920, 18300, 18765, 18900, 19200, 19215, 19460, 19520, 20016, 20160, 20496, 20850, 21350, 21600, 21960, 22240, 22400, 23040, 23058, 23352, 23424, 24192, 24325, 24400, 25020, 25200, 25437, 25620, 26271, 26352, 26688, 26880, 27328, 27450, 27800, 28800, 29190, 29280, 30024, 30240, 30744, 31136, 31232, 31275, 32025, 32256, 32940, 33360, 33600, 33916, 34160, 34560, 35028, 35136, 35584, 36600, 37530, 37800, 38400, 38430, 38920, 39040, 40032, 40320, 40992, 41175, 41700, 42395, 42700, 43200, 43785, 43920, 44480, 44800, 46116, 46704, 46848, 48384, 48650, 48800, 50040, 50400, 50874, 51240, 52542, 52704, 53376, 53760, 54656, 54900, 55600, 57600, 57645, 58380, 58560, 59353, 60048, 60480, 61488, 62272, 62550, 64050, 65880, 66720, 67200, 67832, 68320, 69120, 70056, 70272, 71168, 72975, 73200, 75060, 75600, 76311, 76860, 77840, 78080, 80064, 80640, 81984, 82350, 83400, 84790, 85400, 86400, 87570, 87840, 88960, 89600, 92232, 93408, 93696, 93825, 96075, 96768, 97300, 97600, 100080, 100800, 101748, 102480, 105084, 105408, 106752, 109312, 109800, 111200, 115200, 115290, 116760, 117120, 118706, 120096, 120960, 122976, 124544, 125100, 127185, 128100, 131355, 131760, 133440, 134400, 135664, 136640, 140112, 140544, 145950, 146400, 150120, 151200, 152622, 153720, 155680, 156160, 160128, 161280, 163968, 164700, 166800, 169580, 170800, 172800, 175140, 175680, 177920, 178059, 184464, 186816, 187650, 192150, 194600, 195200, 200160, 201600, 203496, 204960, 210168, 210816, 211975, 213504, 218624, 218925, 219600, 222400, 228933, 230580, 233520, 234240, 237412, 240192, 241920, 245952, 249088, 250200, 254370, 256200, 262710, 263520, 266880, 268800, 271328, 273280, 280224, 281088, 288225, 291900, 292800, 296765, 300240, 302400, 305244, 307440, 311360, 320256, 327936, 329400, 333600, 339160, 341600, 345600, 350280, 351360, 355840, 356118, 368928, 373632, 375300, 381555, 384300, 389200, 390400, 400320, 403200, 406992, 409920, 420336, 421632, 423950, 437850, 439200, 444800, 457866, 461160, 467040, 468480, 474824, 480384, 483840, 491904, 498176, 500400, 508740, 512400, 525420, 527040, 533760, 534177, 542656, 546560, 560448, 576450, 583800, 585600, 593530, 600480, 604800, 610488, 614880, 622720, 635925, 640512, 655872, 656775, 658800, 667200, 678320, 683200, 700560, 702720, 712236, 737856, 747264, 750600, 763110, 768600, 778400, 780800, 800640, 806400, 813984, 819840, 840672, 843264, 847900, 875700, 878400, 889600, 890295, 915732, 922320, 934080, 949648, 960768, 983808, 1000800, 1017480, 1024800, 1050840, 1054080, 1067520, 1068354, 1085312, 1093120, 1120896, 1144665, 1152900, 1167600, 1171200, 1187060, 1200960, 1209600, 1220976, 1229760, 1245440, 1271850, 1313550, 1317600, 1334400, 1356640, 1366400, 1401120, 1405440, 1424472, 1475712, 1483825, 1494528, 1501200, 1526220, 1537200, 1556800, 1601280, 1602531, 1627968, 1639680, 1681344, 1695800, 1751400, 1756800, 1779200, 1780590, 1831464, 1844640, 1868160, 1899296, 1907775, 1921536, 1967616, 2001600, 2034960, 2049600, 2101680, 2108160, 2136708, 2170624, 2241792, 2289330, 2305800, 2335200, 2342400, 2374120, 2401920, 2419200, 2441952, 2459520, 2490880, 2543700, 2627100, 2635200, 2668800, 2670885, 2713280, 2732800, 2802240, 2848944, 2951424, 2967650, 3002400, 3052440, 3074400, 3113600, 3202560, 3205062, 3255936, 3279360, 3362688, 3391600, 3502800, 3513600, 3561180, 3662928, 3689280, 3736320, 3798592, 3815550, 4003200, 4069920, 4099200, 4203360, 4216320, 4273416, 4341248, 4451475, 4483584, 4578660, 4611600, 4670400, 4748240, 4803840, 4883904, 4919040, 5087400, 5254200, 5270400, 5337600, 5341770, 5426560, 5465600, 5604480, 5697888, 5723325, 5902848, 5935300, 6004800, 6104880, 6148800, 6227200, 6410124, 6511872, 6725376, 6783200, 7005600, 7027200, 7122360, 7325856, 7378560, 7472640, 7597184, 7631100, 8006400, 8012655, 8139840, 8198400, 8406720, 8546832, 8902950, 9157320, 9223200, 9340800, 9496480, 9607680, 9767808, 9838080, 10174800, 10508400, 10540800, 10683540, 10853120, 11208960, 11395776, 11446650, 11870600, 12009600, 12209760, 12297600, 12454400, 12820248, 13023744, 13354425, 13450752, 13566400, 14011200, 14244720, 14651712, 14757120, 15194368, 15262200, 16012800, 16025310, 16279680, 16396800, 16813440, 17093664, 17805900, 18314640, 18446400, 18681600, 18992960, 19535616, 20349600, 21016800, 21081600, 21367080, 21706240, 22417920, 22791552, 22893300, 23741200, 24019200, 24419520, 24595200, 25640496, 26708850, 27132800, 28022400, 28489440, 29303424, 29514240, 30388736, 30524400, 32050620, 32559360, 33626880, 34187328, 35611800, 36629280, 36892800, 37363200, 37985920, 39071232, 40063275, 40699200, 42033600, 42734160, 45583104, 45786600, 47482400, 48038400, 48839040, 49190400, 51280992, 53417700, 54265600, 56044800, 56978880, 58606848, 61048800, 64101240, 65118720, 67253760, 68374656, 71223600, 73258560, 73785600, 75971840, 80126550, 81398400, 84067200, 85468320, 91166208, 91573200, 94964800, 97678080, 102561984, 106835400, 108531200, 112089600, 113957760, 117213696, 122097600, 128202480, 136749312, 142447200, 146517120, 147571200, 151943680, 160253100, 162796800, 168134400, 170936640, 183146400, 189929600, 195356160, 205123968, 213670800, 227915520, 244195200, 256404960, 273498624, 284894400, 293034240, 320506200, 325593600, 336268800, 341873280, 366292800, 379859200, 410247936, 427341600, 455831040, 488390400, 512809920, 569788800, 586068480, 641012400, 683746560, 732585600, 759718400, 820495872, 854683200, 976780800, 1025619840, 1139577600, 1282024800, 1367493120, 1465171200, 1709366400, 2051239680, 2279155200, 2564049600, 2930342400, 3418732800, 4102479360, 5128099200, 6837465600, 10256198400, 20512396800]

約数ペア:

[(1, 20512396800), (2, 10256198400), (3, 6837465600), (4, 5128099200), (5, 4102479360), (6, 3418732800), (7, 2930342400), (8, 2564049600), (9, 2279155200), (10, 2051239680), (12, 1709366400), (14, 1465171200), (15, 1367493120), (16, 1282024800), (18, 1139577600), (20, 1025619840), (21, 976780800), (24, 854683200), (25, 820495872), (27, 759718400), (28, 732585600), (30, 683746560), (32, 641012400), (35, 586068480), (36, 569788800), (40, 512809920), (42, 488390400), (45, 455831040), (48, 427341600), (50, 410247936), (54, 379859200), (56, 366292800), (60, 341873280), (61, 336268800), (63, 325593600), (64, 320506200), (70, 293034240), (72, 284894400), (75, 273498624), (80, 256404960), (84, 244195200), (90, 227915520), (96, 213670800), (100, 205123968), (105, 195356160), (108, 189929600), (112, 183146400), (120, 170936640), (122, 168134400), (126, 162796800), (128, 160253100), (135, 151943680), (139, 147571200), (140, 146517120), (144, 142447200), (150, 136749312), (160, 128202480), (168, 122097600), (175, 117213696), (180, 113957760), (183, 112089600), (189, 108531200), (192, 106835400), (200, 102561984), (210, 97678080), (216, 94964800), (224, 91573200), (225, 91166208), (240, 85468320), (244, 84067200), (252, 81398400), (256, 80126550), (270, 75971840), (278, 73785600), (280, 73258560), (288, 71223600), (300, 68374656), (305, 67253760), (315, 65118720), (320, 64101240), (336, 61048800), (350, 58606848), (360, 56978880), (366, 56044800), (378, 54265600), (384, 53417700), (400, 51280992), (417, 49190400), (420, 48839040), (427, 48038400), (432, 47482400), (448, 45786600), (450, 45583104), (480, 42734160), (488, 42033600), (504, 40699200), (512, 40063275), (525, 39071232), (540, 37985920), (549, 37363200), (556, 36892800), (560, 36629280), (576, 35611800), (600, 34187328), (610, 33626880), (630, 32559360), (640, 32050620), (672, 30524400), (675, 30388736), (695, 29514240), (700, 29303424), (720, 28489440), (732, 28022400), (756, 27132800), (768, 26708850), (800, 25640496), (834, 24595200), (840, 24419520), (854, 24019200), (864, 23741200), (896, 22893300), (900, 22791552), (915, 22417920), (945, 21706240), (960, 21367080), (973, 21081600), (976, 21016800), (1008, 20349600), (1050, 19535616), (1080, 18992960), (1098, 18681600), (1112, 18446400), (1120, 18314640), (1152, 17805900), (1200, 17093664), (1220, 16813440), (1251, 16396800), (1260, 16279680), (1280, 16025310), (1281, 16012800), (1344, 15262200), (1350, 15194368), (1390, 14757120), (1400, 14651712), (1440, 14244720), (1464, 14011200), (1512, 13566400), (1525, 13450752), (1536, 13354425), (1575, 13023744), (1600, 12820248), (1647, 12454400), (1668, 12297600), (1680, 12209760), (1708, 12009600), (1728, 11870600), (1792, 11446650), (1800, 11395776), (1830, 11208960), (1890, 10853120), (1920, 10683540), (1946, 10540800), (1952, 10508400), (2016, 10174800), (2085, 9838080), (2100, 9767808), (2135, 9607680), (2160, 9496480), (2196, 9340800), (2224, 9223200), (2240, 9157320), (2304, 8902950), (2400, 8546832), (2440, 8406720), (2502, 8198400), (2520, 8139840), (2560, 8012655), (2562, 8006400), (2688, 7631100), (2700, 7597184), (2745, 7472640), (2780, 7378560), (2800, 7325856), (2880, 7122360), (2919, 7027200), (2928, 7005600), (3024, 6783200), (3050, 6725376), (3150, 6511872), (3200, 6410124), (3294, 6227200), (3336, 6148800), (3360, 6104880), (3416, 6004800), (3456, 5935300), (3475, 5902848), (3584, 5723325), (3600, 5697888), (3660, 5604480), (3753, 5465600), (3780, 5426560), (3840, 5341770), (3843, 5337600), (3892, 5270400), (3904, 5254200), (4032, 5087400), (4170, 4919040), (4200, 4883904), (4270, 4803840), (4320, 4748240), (4392, 4670400), (4448, 4611600), (4480, 4578660), (4575, 4483584), (4608, 4451475), (4725, 4341248), (4800, 4273416), (4865, 4216320), (4880, 4203360), (5004, 4099200), (5040, 4069920), (5124, 4003200), (5376, 3815550), (5400, 3798592), (5490, 3736320), (5560, 3689280), (5600, 3662928), (5760, 3561180), (5838, 3513600), (5856, 3502800), (6048, 3391600), (6100, 3362688), (6255, 3279360), (6300, 3255936), (6400, 3205062), (6405, 3202560), (6588, 3113600), (6672, 3074400), (6720, 3052440), (6832, 3002400), (6912, 2967650), (6950, 2951424), (7200, 2848944), (7320, 2802240), (7506, 2732800), (7560, 2713280), (7680, 2670885), (7686, 2668800), (7784, 2635200), (7808, 2627100), (8064, 2543700), (8235, 2490880), (8340, 2459520), (8400, 2441952), (8479, 2419200), (8540, 2401920), (8640, 2374120), (8757, 2342400), (8784, 2335200), (8896, 2305800), (8960, 2289330), (9150, 2241792), (9450, 2170624), (9600, 2136708), (9730, 2108160), (9760, 2101680), (10008, 2049600), (10080, 2034960), (10248, 2001600), (10425, 1967616), (10675, 1921536), (10752, 1907775), (10800, 1899296), (10980, 1868160), (11120, 1844640), (11200, 1831464), (11520, 1780590), (11529, 1779200), (11676, 1756800), (11712, 1751400), (12096, 1695800), (12200, 1681344), (12510, 1639680), (12600, 1627968), (12800, 1602531), (12810, 1601280), (13176, 1556800), (13344, 1537200), (13440, 1526220), (13664, 1501200), (13725, 1494528), (13824, 1483825), (13900, 1475712), (14400, 1424472), (14595, 1405440), (14640, 1401120), (15012, 1366400), (15120, 1356640), (15372, 1334400), (15568, 1317600), (15616, 1313550), (16128, 1271850), (16470, 1245440), (16680, 1229760), (16800, 1220976), (16958, 1209600), (17080, 1200960), (17280, 1187060), (17514, 1171200), (17568, 1167600), (17792, 1152900), (17920, 1144665), (18300, 1120896), (18765, 1093120), (18900, 1085312), (19200, 1068354), (19215, 1067520), (19460, 1054080), (19520, 1050840), (20016, 1024800), (20160, 1017480), (20496, 1000800), (20850, 983808), (21350, 960768), (21600, 949648), (21960, 934080), (22240, 922320), (22400, 915732), (23040, 890295), (23058, 889600), (23352, 878400), (23424, 875700), (24192, 847900), (24325, 843264), (24400, 840672), (25020, 819840), (25200, 813984), (25437, 806400), (25620, 800640), (26271, 780800), (26352, 778400), (26688, 768600), (26880, 763110), (27328, 750600), (27450, 747264), (27800, 737856), (28800, 712236), (29190, 702720), (29280, 700560), (30024, 683200), (30240, 678320), (30744, 667200), (31136, 658800), (31232, 656775), (31275, 655872), (32025, 640512), (32256, 635925), (32940, 622720), (33360, 614880), (33600, 610488), (33916, 604800), (34160, 600480), (34560, 593530), (35028, 585600), (35136, 583800), (35584, 576450), (36600, 560448), (37530, 546560), (37800, 542656), (38400, 534177), (38430, 533760), (38920, 527040), (39040, 525420), (40032, 512400), (40320, 508740), (40992, 500400), (41175, 498176), (41700, 491904), (42395, 483840), (42700, 480384), (43200, 474824), (43785, 468480), (43920, 467040), (44480, 461160), (44800, 457866), (46116, 444800), (46704, 439200), (46848, 437850), (48384, 423950), (48650, 421632), (48800, 420336), (50040, 409920), (50400, 406992), (50874, 403200), (51240, 400320), (52542, 390400), (52704, 389200), (53376, 384300), (53760, 381555), (54656, 375300), (54900, 373632), (55600, 368928), (57600, 356118), (57645, 355840), (58380, 351360), (58560, 350280), (59353, 345600), (60048, 341600), (60480, 339160), (61488, 333600), (62272, 329400), (62550, 327936), (64050, 320256), (65880, 311360), (66720, 307440), (67200, 305244), (67832, 302400), (68320, 300240), (69120, 296765), (70056, 292800), (70272, 291900), (71168, 288225), (72975, 281088), (73200, 280224), (75060, 273280), (75600, 271328), (76311, 268800), (76860, 266880), (77840, 263520), (78080, 262710), (80064, 256200), (80640, 254370), (81984, 250200), (82350, 249088), (83400, 245952), (84790, 241920), (85400, 240192), (86400, 237412), (87570, 234240), (87840, 233520), (88960, 230580), (89600, 228933), (92232, 222400), (93408, 219600), (93696, 218925), (93825, 218624), (96075, 213504), (96768, 211975), (97300, 210816), (97600, 210168), (100080, 204960), (100800, 203496), (101748, 201600), (102480, 200160), (105084, 195200), (105408, 194600), (106752, 192150), (109312, 187650), (109800, 186816), (111200, 184464), (115200, 178059), (115290, 177920), (116760, 175680), (117120, 175140), (118706, 172800), (120096, 170800), (120960, 169580), (122976, 166800), (124544, 164700), (125100, 163968), (127185, 161280), (128100, 160128), (131355, 156160), (131760, 155680), (133440, 153720), (134400, 152622), (135664, 151200), (136640, 150120), (140112, 146400), (140544, 145950)]