21390001920

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:245

約数の個数: 864

約数和(自身を含む): 88986014208

約数和(自身を除く): 67596012288

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, 37, 40, 42, 45, 48, 56, 60, 63, 64, 67, 70, 72, 74, 80, 84, 90, 96, 105, 107, 111, 112, 120, 126, 128, 134, 140, 144, 148, 160, 168, 180, 185, 192, 201, 210, 214, 222, 224, 240, 252, 256, 259, 268, 280, 288, 296, 315, 320, 321, 333, 335, 336, 360, 370, 384, 402, 420, 428, 444, 448, 469, 480, 504, 518, 535, 536, 555, 560, 576, 592, 603, 630, 640, 642, 666, 670, 672, 720, 740, 749, 768, 777, 804, 840, 856, 888, 896, 938, 960, 963, 1005, 1008, 1036, 1070, 1072, 1110, 1120, 1152, 1184, 1206, 1260, 1280, 1284, 1295, 1332, 1340, 1344, 1407, 1440, 1480, 1498, 1554, 1605, 1608, 1665, 1680, 1712, 1776, 1792, 1876, 1920, 1926, 2010, 2016, 2072, 2140, 2144, 2220, 2240, 2247, 2304, 2331, 2345, 2368, 2412, 2479, 2520, 2568, 2590, 2664, 2680, 2688, 2814, 2880, 2960, 2996, 3015, 3108, 3210, 3216, 3330, 3360, 3424, 3552, 3745, 3752, 3840, 3852, 3885, 3959, 4020, 4032, 4144, 4221, 4280, 4288, 4440, 4480, 4494, 4662, 4690, 4736, 4815, 4824, 4958, 5040, 5136, 5180, 5328, 5360, 5376, 5628, 5760, 5920, 5992, 6030, 6216, 6420, 6432, 6660, 6720, 6741, 6848, 7035, 7104, 7169, 7437, 7490, 7504, 7704, 7770, 7918, 8040, 8064, 8288, 8442, 8560, 8576, 8880, 8960, 8988, 9324, 9380, 9472, 9630, 9648, 9916, 10080, 10272, 10360, 10656, 10720, 11235, 11256, 11520, 11655, 11840, 11877, 11984, 12060, 12395, 12432, 12840, 12864, 13320, 13440, 13482, 13696, 14070, 14208, 14338, 14874, 14980, 15008, 15408, 15540, 15836, 16080, 16128, 16576, 16884, 17120, 17152, 17353, 17760, 17976, 18648, 18760, 19260, 19296, 19795, 19832, 20160, 20544, 20720, 21105, 21312, 21440, 21507, 22311, 22470, 22512, 23310, 23680, 23754, 23968, 24120, 24790, 24864, 25680, 25728, 26640, 26880, 26964, 27392, 27713, 28140, 28416, 28676, 29748, 29960, 30016, 30816, 31080, 31672, 32160, 33152, 33705, 33768, 34240, 34706, 35520, 35631, 35845, 35952, 37185, 37296, 37520, 38520, 38592, 39590, 39664, 40320, 41088, 41440, 42210, 42624, 42880, 43014, 44622, 44940, 45024, 46620, 47360, 47508, 47936, 48240, 49580, 49728, 50183, 51360, 51456, 52059, 53280, 53928, 55426, 56280, 57352, 59385, 59496, 59920, 60032, 61632, 62160, 63344, 64320, 64521, 66304, 67410, 67536, 68480, 69412, 71040, 71262, 71690, 71904, 74370, 74592, 75040, 77040, 77184, 79180, 79328, 80640, 82176, 82880, 83139, 84420, 85248, 85760, 86028, 86765, 89244, 89880, 90048, 93240, 95016, 95872, 96480, 99160, 99456, 100366, 102720, 104118, 106560, 107535, 107856, 110852, 111555, 112560, 114704, 118770, 118992, 119840, 120064, 123264, 124320, 126688, 128640, 129042, 134820, 135072, 136960, 138565, 138824, 142080, 142524, 143380, 143808, 148740, 149184, 150080, 150549, 154080, 154368, 156177, 158360, 158656, 165760, 166278, 168840, 172056, 173530, 178155, 178488, 179760, 180096, 186480, 190032, 191744, 192960, 198320, 198912, 200732, 205440, 208236, 213120, 215070, 215712, 221704, 223110, 225120, 229408, 237540, 237984, 239680, 246528, 248640, 249417, 250915, 253376, 257280, 258084, 260295, 265253, 269640, 270144, 277130, 277648, 285048, 286760, 287616, 297480, 298368, 300160, 301098, 308160, 312354, 316720, 317312, 322605, 331520, 332556, 337680, 344112, 347060, 356310, 356976, 359520, 360192, 372960, 380064, 385920, 396640, 401464, 410880, 415695, 416472, 426240, 430140, 431424, 443408, 446220, 450240, 451647, 458816, 475080, 475968, 479360, 497280, 498834, 501830, 506752, 516168, 520590, 530506, 539280, 540288, 554260, 555296, 570096, 573520, 575232, 594960, 596736, 600320, 602196, 616320, 624708, 633440, 634624, 645210, 665112, 675360, 688224, 694120, 712620, 713952, 719040, 745920, 752745, 760128, 771840, 780885, 793280, 795759, 802928, 831390, 832944, 860280, 862848, 886816, 892440, 900480, 903294, 917632, 950160, 951936, 958720, 994560, 997668, 1003660, 1013504, 1032336, 1041180, 1061012, 1078560, 1080576, 1108520, 1110592, 1140192, 1147040, 1189920, 1204392, 1232640, 1247085, 1249416, 1266880, 1290420, 1326265, 1330224, 1350720, 1376448, 1388240, 1425240, 1427904, 1438080, 1491840, 1505490, 1520256, 1561770, 1586560, 1591518, 1605856, 1662780, 1665888, 1720560, 1725696, 1773632, 1784880, 1800960, 1806588, 1835264, 1856771, 1900320, 1903872, 1995336, 2007320, 2064672, 2082360, 2122024, 2157120, 2217040, 2221184, 2258235, 2280384, 2294080, 2379840, 2387277, 2408784, 2494170, 2498832, 2533760, 2580840, 2652530, 2660448, 2701440, 2752896, 2776480, 2850480, 2855808, 2876160, 2983680, 3010980, 3040512, 3123540, 3173120, 3183036, 3211712, 3325560, 3331776, 3441120, 3547264, 3569760, 3613176, 3713542, 3800640, 3978795, 3990672, 4014640, 4129344, 4164720, 4244048, 4314240, 4434080, 4442368, 4516470, 4560768, 4588160, 4759680, 4774554, 4817568, 4988340, 4997664, 5067520, 5161680, 5305060, 5320896, 5402880, 5505792, 5552960, 5570313, 5700960, 5711616, 6021960, 6247080, 6366072, 6423424, 6651120, 6663552, 6882240, 7094528, 7139520, 7226352, 7427084, 7601280, 7957590, 7981344, 8029280, 8258688, 8329440, 8488096, 8628480, 8868160, 9032940, 9121536, 9176320, 9283855, 9519360, 9549108, 9635136, 9976680, 9995328, 10323360, 10610120, 10641792, 11105920, 11140626, 11401920, 11936385, 12043920, 12494160, 12732144, 12846848, 13302240, 13327104, 13764480, 14279040, 14452704, 14854168, 15202560, 15915180, 15962688, 16058560, 16517376, 16658880, 16710939, 16976192, 17736320, 18065880, 18567710, 19098216, 19270272, 19953360, 19990656, 20646720, 21220240, 21283584, 22211840, 22281252, 22803840, 23872770, 24087840, 24988320, 25464288, 26604480, 27528960, 27851565, 28558080, 28905408, 29708336, 31830360, 31925376, 32117120, 33317760, 33421878, 33952384, 35472640, 36131760, 37135420, 38196432, 38540544, 39906720, 39981312, 41293440, 42440480, 44562504, 45607680, 47745540, 48175680, 49976640, 50928576, 53208960, 55703130, 57810816, 59416672, 63660720, 63850752, 64234240, 66635520, 66843756, 67904768, 72263520, 74270840, 76392864, 79813440, 82586880, 83554695, 84880960, 89125008, 95491080, 96351360, 99953280, 101857152, 106417920, 111406260, 115621632, 118833344, 127321440, 133687512, 144527040, 148541680, 152785728, 159626880, 167109390, 169761920, 178250016, 190982160, 192702720, 199906560, 203714304, 222812520, 237666688, 254642880, 267375024, 289054080, 297083360, 305571456, 319253760, 334218780, 339523840, 356500032, 381964320, 445625040, 475333376, 509285760, 534750048, 578108160, 594166720, 611142912, 668437560, 713000064, 763928640, 891250080, 1018571520, 1069500096, 1188333440, 1336875120, 1426000128, 1527857280, 1782500160, 2139000192, 2376666880, 2673750240, 3055714560, 3565000320, 4278000384, 5347500480, 7130000640, 10695000960, 21390001920]

約数ペア:

[(1, 21390001920), (2, 10695000960), (3, 7130000640), (4, 5347500480), (5, 4278000384), (6, 3565000320), (7, 3055714560), (8, 2673750240), (9, 2376666880), (10, 2139000192), (12, 1782500160), (14, 1527857280), (15, 1426000128), (16, 1336875120), (18, 1188333440), (20, 1069500096), (21, 1018571520), (24, 891250080), (28, 763928640), (30, 713000064), (32, 668437560), (35, 611142912), (36, 594166720), (37, 578108160), (40, 534750048), (42, 509285760), (45, 475333376), (48, 445625040), (56, 381964320), (60, 356500032), (63, 339523840), (64, 334218780), (67, 319253760), (70, 305571456), (72, 297083360), (74, 289054080), (80, 267375024), (84, 254642880), (90, 237666688), (96, 222812520), (105, 203714304), (107, 199906560), (111, 192702720), (112, 190982160), (120, 178250016), (126, 169761920), (128, 167109390), (134, 159626880), (140, 152785728), (144, 148541680), (148, 144527040), (160, 133687512), (168, 127321440), (180, 118833344), (185, 115621632), (192, 111406260), (201, 106417920), (210, 101857152), (214, 99953280), (222, 96351360), (224, 95491080), (240, 89125008), (252, 84880960), (256, 83554695), (259, 82586880), (268, 79813440), (280, 76392864), (288, 74270840), (296, 72263520), (315, 67904768), (320, 66843756), (321, 66635520), (333, 64234240), (335, 63850752), (336, 63660720), (360, 59416672), (370, 57810816), (384, 55703130), (402, 53208960), (420, 50928576), (428, 49976640), (444, 48175680), (448, 47745540), (469, 45607680), (480, 44562504), (504, 42440480), (518, 41293440), (535, 39981312), (536, 39906720), (555, 38540544), (560, 38196432), (576, 37135420), (592, 36131760), (603, 35472640), (630, 33952384), (640, 33421878), (642, 33317760), (666, 32117120), (670, 31925376), (672, 31830360), (720, 29708336), (740, 28905408), (749, 28558080), (768, 27851565), (777, 27528960), (804, 26604480), (840, 25464288), (856, 24988320), (888, 24087840), (896, 23872770), (938, 22803840), (960, 22281252), (963, 22211840), (1005, 21283584), (1008, 21220240), (1036, 20646720), (1070, 19990656), (1072, 19953360), (1110, 19270272), (1120, 19098216), (1152, 18567710), (1184, 18065880), (1206, 17736320), (1260, 16976192), (1280, 16710939), (1284, 16658880), (1295, 16517376), (1332, 16058560), (1340, 15962688), (1344, 15915180), (1407, 15202560), (1440, 14854168), (1480, 14452704), (1498, 14279040), (1554, 13764480), (1605, 13327104), (1608, 13302240), (1665, 12846848), (1680, 12732144), (1712, 12494160), (1776, 12043920), (1792, 11936385), (1876, 11401920), (1920, 11140626), (1926, 11105920), (2010, 10641792), (2016, 10610120), (2072, 10323360), (2140, 9995328), (2144, 9976680), (2220, 9635136), (2240, 9549108), (2247, 9519360), (2304, 9283855), (2331, 9176320), (2345, 9121536), (2368, 9032940), (2412, 8868160), (2479, 8628480), (2520, 8488096), (2568, 8329440), (2590, 8258688), (2664, 8029280), (2680, 7981344), (2688, 7957590), (2814, 7601280), (2880, 7427084), (2960, 7226352), (2996, 7139520), (3015, 7094528), (3108, 6882240), (3210, 6663552), (3216, 6651120), (3330, 6423424), (3360, 6366072), (3424, 6247080), (3552, 6021960), (3745, 5711616), (3752, 5700960), (3840, 5570313), (3852, 5552960), (3885, 5505792), (3959, 5402880), (4020, 5320896), (4032, 5305060), (4144, 5161680), (4221, 5067520), (4280, 4997664), (4288, 4988340), (4440, 4817568), (4480, 4774554), (4494, 4759680), (4662, 4588160), (4690, 4560768), (4736, 4516470), (4815, 4442368), (4824, 4434080), (4958, 4314240), (5040, 4244048), (5136, 4164720), (5180, 4129344), (5328, 4014640), (5360, 3990672), (5376, 3978795), (5628, 3800640), (5760, 3713542), (5920, 3613176), (5992, 3569760), (6030, 3547264), (6216, 3441120), (6420, 3331776), (6432, 3325560), (6660, 3211712), (6720, 3183036), (6741, 3173120), (6848, 3123540), (7035, 3040512), (7104, 3010980), (7169, 2983680), (7437, 2876160), (7490, 2855808), (7504, 2850480), (7704, 2776480), (7770, 2752896), (7918, 2701440), (8040, 2660448), (8064, 2652530), (8288, 2580840), (8442, 2533760), (8560, 2498832), (8576, 2494170), (8880, 2408784), (8960, 2387277), (8988, 2379840), (9324, 2294080), (9380, 2280384), (9472, 2258235), (9630, 2221184), (9648, 2217040), (9916, 2157120), (10080, 2122024), (10272, 2082360), (10360, 2064672), (10656, 2007320), (10720, 1995336), (11235, 1903872), (11256, 1900320), (11520, 1856771), (11655, 1835264), (11840, 1806588), (11877, 1800960), (11984, 1784880), (12060, 1773632), (12395, 1725696), (12432, 1720560), (12840, 1665888), (12864, 1662780), (13320, 1605856), (13440, 1591518), (13482, 1586560), (13696, 1561770), (14070, 1520256), (14208, 1505490), (14338, 1491840), (14874, 1438080), (14980, 1427904), (15008, 1425240), (15408, 1388240), (15540, 1376448), (15836, 1350720), (16080, 1330224), (16128, 1326265), (16576, 1290420), (16884, 1266880), (17120, 1249416), (17152, 1247085), (17353, 1232640), (17760, 1204392), (17976, 1189920), (18648, 1147040), (18760, 1140192), (19260, 1110592), (19296, 1108520), (19795, 1080576), (19832, 1078560), (20160, 1061012), (20544, 1041180), (20720, 1032336), (21105, 1013504), (21312, 1003660), (21440, 997668), (21507, 994560), (22311, 958720), (22470, 951936), (22512, 950160), (23310, 917632), (23680, 903294), (23754, 900480), (23968, 892440), (24120, 886816), (24790, 862848), (24864, 860280), (25680, 832944), (25728, 831390), (26640, 802928), (26880, 795759), (26964, 793280), (27392, 780885), (27713, 771840), (28140, 760128), (28416, 752745), (28676, 745920), (29748, 719040), (29960, 713952), (30016, 712620), (30816, 694120), (31080, 688224), (31672, 675360), (32160, 665112), (33152, 645210), (33705, 634624), (33768, 633440), (34240, 624708), (34706, 616320), (35520, 602196), (35631, 600320), (35845, 596736), (35952, 594960), (37185, 575232), (37296, 573520), (37520, 570096), (38520, 555296), (38592, 554260), (39590, 540288), (39664, 539280), (40320, 530506), (41088, 520590), (41440, 516168), (42210, 506752), (42624, 501830), (42880, 498834), (43014, 497280), (44622, 479360), (44940, 475968), (45024, 475080), (46620, 458816), (47360, 451647), (47508, 450240), (47936, 446220), (48240, 443408), (49580, 431424), (49728, 430140), (50183, 426240), (51360, 416472), (51456, 415695), (52059, 410880), (53280, 401464), (53928, 396640), (55426, 385920), (56280, 380064), (57352, 372960), (59385, 360192), (59496, 359520), (59920, 356976), (60032, 356310), (61632, 347060), (62160, 344112), (63344, 337680), (64320, 332556), (64521, 331520), (66304, 322605), (67410, 317312), (67536, 316720), (68480, 312354), (69412, 308160), (71040, 301098), (71262, 300160), (71690, 298368), (71904, 297480), (74370, 287616), (74592, 286760), (75040, 285048), (77040, 277648), (77184, 277130), (79180, 270144), (79328, 269640), (80640, 265253), (82176, 260295), (82880, 258084), (83139, 257280), (84420, 253376), (85248, 250915), (85760, 249417), (86028, 248640), (86765, 246528), (89244, 239680), (89880, 237984), (90048, 237540), (93240, 229408), (95016, 225120), (95872, 223110), (96480, 221704), (99160, 215712), (99456, 215070), (100366, 213120), (102720, 208236), (104118, 205440), (106560, 200732), (107535, 198912), (107856, 198320), (110852, 192960), (111555, 191744), (112560, 190032), (114704, 186480), (118770, 180096), (118992, 179760), (119840, 178488), (120064, 178155), (123264, 173530), (124320, 172056), (126688, 168840), (128640, 166278), (129042, 165760), (134820, 158656), (135072, 158360), (136960, 156177), (138565, 154368), (138824, 154080), (142080, 150549), (142524, 150080), (143380, 149184), (143808, 148740)]