21499349760

素因数分解:

$2^8\times 3^2\times 5^1\times 7^3\times {\mathrm{5441}}^1$

素因数の和:5489

約数の個数: 432

約数和(自身を含む): 86762894400

約数和(自身を除く): 65263544640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 256, 280, 288, 294, 315, 320, 336, 343, 360, 384, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 640, 672, 686, 720, 735, 768, 784, 840, 882, 896, 960, 980, 1008, 1029, 1120, 1152, 1176, 1260, 1280, 1344, 1372, 1440, 1470, 1568, 1680, 1715, 1764, 1792, 1920, 1960, 2016, 2058, 2205, 2240, 2304, 2352, 2520, 2688, 2744, 2880, 2940, 3087, 3136, 3360, 3430, 3528, 3840, 3920, 4032, 4116, 4410, 4480, 4704, 5040, 5145, 5376, 5441, 5488, 5760, 5880, 6174, 6272, 6720, 6860, 7056, 7840, 8064, 8232, 8820, 8960, 9408, 10080, 10290, 10882, 10976, 11520, 11760, 12348, 12544, 13440, 13720, 14112, 15435, 15680, 16128, 16323, 16464, 17640, 18816, 20160, 20580, 21764, 21952, 23520, 24696, 26880, 27205, 27440, 28224, 30870, 31360, 32646, 32928, 35280, 37632, 38087, 40320, 41160, 43528, 43904, 47040, 48969, 49392, 54410, 54880, 56448, 61740, 62720, 65292, 65856, 70560, 76174, 80640, 81615, 82320, 87056, 87808, 94080, 97938, 98784, 108820, 109760, 112896, 114261, 123480, 130584, 131712, 141120, 152348, 163230, 164640, 174112, 188160, 190435, 195876, 197568, 217640, 219520, 228522, 244845, 246960, 261168, 263424, 266609, 282240, 304696, 326460, 329280, 342783, 348224, 380870, 391752, 395136, 435280, 439040, 457044, 489690, 493920, 522336, 533218, 564480, 571305, 609392, 652920, 658560, 685566, 696448, 761740, 783504, 790272, 799827, 870560, 914088, 979380, 987840, 1044672, 1066436, 1142610, 1218784, 1305840, 1317120, 1333045, 1371132, 1392896, 1523480, 1567008, 1599654, 1713915, 1741120, 1828176, 1866263, 1958760, 1975680, 2089344, 2132872, 2285220, 2399481, 2437568, 2611680, 2666090, 2742264, 3046960, 3134016, 3199308, 3427830, 3482240, 3656352, 3732526, 3917520, 3951360, 3999135, 4178688, 4265744, 4570440, 4798962, 4875136, 5223360, 5332180, 5484528, 5598789, 6093920, 6268032, 6398616, 6855660, 6964480, 7312704, 7465052, 7835040, 7998270, 8531488, 9140880, 9331315, 9597924, 9750272, 10446720, 10664360, 10969056, 11197578, 11997405, 12187840, 12536064, 12797232, 13711320, 14625408, 14930104, 15670080, 15996540, 16796367, 17062976, 18281760, 18662630, 19195848, 20893440, 21328720, 21938112, 22395156, 23994810, 24375680, 25594464, 27422640, 27993945, 29250816, 29860208, 31340160, 31993080, 33592734, 34125952, 36563520, 37325260, 38391696, 42657440, 43876224, 44790312, 47989620, 48751360, 51188928, 54845280, 55987890, 59720416, 62680320, 63986160, 67185468, 68251904, 73127040, 74650520, 76783392, 83981835, 85314880, 87752448, 89580624, 95979240, 102377856, 109690560, 111975780, 119440832, 127972320, 134370936, 146254080, 149301040, 153566784, 167963670, 170629760, 179161248, 191958480, 204755712, 219381120, 223951560, 238881664, 255944640, 268741872, 298602080, 307133568, 335927340, 341259520, 358322496, 383916960, 438762240, 447903120, 477763328, 511889280, 537483744, 597204160, 614267136, 671854680, 716644992, 767833920, 895806240, 1023778560, 1074967488, 1194408320, 1343709360, 1433289984, 1535667840, 1791612480, 2149934976, 2388816640, 2687418720, 3071335680, 3583224960, 4299869952, 5374837440, 7166449920, 10749674880, 21499349760]

約数ペア:

[(1, 21499349760), (2, 10749674880), (3, 7166449920), (4, 5374837440), (5, 4299869952), (6, 3583224960), (7, 3071335680), (8, 2687418720), (9, 2388816640), (10, 2149934976), (12, 1791612480), (14, 1535667840), (15, 1433289984), (16, 1343709360), (18, 1194408320), (20, 1074967488), (21, 1023778560), (24, 895806240), (28, 767833920), (30, 716644992), (32, 671854680), (35, 614267136), (36, 597204160), (40, 537483744), (42, 511889280), (45, 477763328), (48, 447903120), (49, 438762240), (56, 383916960), (60, 358322496), (63, 341259520), (64, 335927340), (70, 307133568), (72, 298602080), (80, 268741872), (84, 255944640), (90, 238881664), (96, 223951560), (98, 219381120), (105, 204755712), (112, 191958480), (120, 179161248), (126, 170629760), (128, 167963670), (140, 153566784), (144, 149301040), (147, 146254080), (160, 134370936), (168, 127972320), (180, 119440832), (192, 111975780), (196, 109690560), (210, 102377856), (224, 95979240), (240, 89580624), (245, 87752448), (252, 85314880), (256, 83981835), (280, 76783392), (288, 74650520), (294, 73127040), (315, 68251904), (320, 67185468), (336, 63986160), (343, 62680320), (360, 59720416), (384, 55987890), (392, 54845280), (420, 51188928), (441, 48751360), (448, 47989620), (480, 44790312), (490, 43876224), (504, 42657440), (560, 38391696), (576, 37325260), (588, 36563520), (630, 34125952), (640, 33592734), (672, 31993080), (686, 31340160), (720, 29860208), (735, 29250816), (768, 27993945), (784, 27422640), (840, 25594464), (882, 24375680), (896, 23994810), (960, 22395156), (980, 21938112), (1008, 21328720), (1029, 20893440), (1120, 19195848), (1152, 18662630), (1176, 18281760), (1260, 17062976), (1280, 16796367), (1344, 15996540), (1372, 15670080), (1440, 14930104), (1470, 14625408), (1568, 13711320), (1680, 12797232), (1715, 12536064), (1764, 12187840), (1792, 11997405), (1920, 11197578), (1960, 10969056), (2016, 10664360), (2058, 10446720), (2205, 9750272), (2240, 9597924), (2304, 9331315), (2352, 9140880), (2520, 8531488), (2688, 7998270), (2744, 7835040), (2880, 7465052), (2940, 7312704), (3087, 6964480), (3136, 6855660), (3360, 6398616), (3430, 6268032), (3528, 6093920), (3840, 5598789), (3920, 5484528), (4032, 5332180), (4116, 5223360), (4410, 4875136), (4480, 4798962), (4704, 4570440), (5040, 4265744), (5145, 4178688), (5376, 3999135), (5441, 3951360), (5488, 3917520), (5760, 3732526), (5880, 3656352), (6174, 3482240), (6272, 3427830), (6720, 3199308), (6860, 3134016), (7056, 3046960), (7840, 2742264), (8064, 2666090), (8232, 2611680), (8820, 2437568), (8960, 2399481), (9408, 2285220), (10080, 2132872), (10290, 2089344), (10882, 1975680), (10976, 1958760), (11520, 1866263), (11760, 1828176), (12348, 1741120), (12544, 1713915), (13440, 1599654), (13720, 1567008), (14112, 1523480), (15435, 1392896), (15680, 1371132), (16128, 1333045), (16323, 1317120), (16464, 1305840), (17640, 1218784), (18816, 1142610), (20160, 1066436), (20580, 1044672), (21764, 987840), (21952, 979380), (23520, 914088), (24696, 870560), (26880, 799827), (27205, 790272), (27440, 783504), (28224, 761740), (30870, 696448), (31360, 685566), (32646, 658560), (32928, 652920), (35280, 609392), (37632, 571305), (38087, 564480), (40320, 533218), (41160, 522336), (43528, 493920), (43904, 489690), (47040, 457044), (48969, 439040), (49392, 435280), (54410, 395136), (54880, 391752), (56448, 380870), (61740, 348224), (62720, 342783), (65292, 329280), (65856, 326460), (70560, 304696), (76174, 282240), (80640, 266609), (81615, 263424), (82320, 261168), (87056, 246960), (87808, 244845), (94080, 228522), (97938, 219520), (98784, 217640), (108820, 197568), (109760, 195876), (112896, 190435), (114261, 188160), (123480, 174112), (130584, 164640), (131712, 163230), (141120, 152348)]