21907710720

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2539}}^1$

素因数の和:2680

約数の個数: 432

約数和(自身を含む): 87470772480

約数和(自身を除く): 65563061760

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, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 107, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 214, 224, 240, 252, 256, 280, 288, 315, 320, 321, 336, 360, 384, 420, 428, 448, 480, 504, 535, 560, 576, 630, 640, 642, 672, 720, 749, 768, 840, 856, 896, 960, 963, 1008, 1070, 1120, 1152, 1260, 1280, 1284, 1344, 1440, 1498, 1605, 1680, 1712, 1792, 1920, 1926, 2016, 2140, 2240, 2247, 2304, 2520, 2539, 2568, 2688, 2880, 2996, 3210, 3360, 3424, 3745, 3840, 3852, 4032, 4280, 4480, 4494, 4815, 5040, 5078, 5136, 5376, 5760, 5992, 6420, 6720, 6741, 6848, 7490, 7617, 7704, 8064, 8560, 8960, 8988, 9630, 10080, 10156, 10272, 11235, 11520, 11984, 12695, 12840, 13440, 13482, 13696, 14980, 15234, 15408, 16128, 17120, 17773, 17976, 19260, 20160, 20312, 20544, 22470, 22851, 23968, 25390, 25680, 26880, 26964, 27392, 29960, 30468, 30816, 33705, 34240, 35546, 35952, 38085, 38520, 40320, 40624, 41088, 44940, 45702, 47936, 50780, 51360, 53319, 53928, 59920, 60936, 61632, 67410, 68480, 71092, 71904, 76170, 77040, 80640, 81248, 82176, 88865, 89880, 91404, 95872, 101560, 102720, 106638, 107856, 114255, 119840, 121872, 123264, 134820, 136960, 142184, 143808, 152340, 154080, 159957, 162496, 177730, 179760, 182808, 191744, 203120, 205440, 213276, 215712, 228510, 239680, 243744, 246528, 266595, 269640, 271673, 284368, 287616, 304680, 308160, 319914, 324992, 355460, 359520, 365616, 406240, 410880, 426552, 431424, 457020, 479360, 487488, 533190, 539280, 543346, 568736, 575232, 609360, 616320, 639828, 649984, 710920, 719040, 731232, 799785, 812480, 815019, 853104, 862848, 914040, 958720, 974976, 1066380, 1078560, 1086692, 1137472, 1218720, 1232640, 1279656, 1358365, 1421840, 1438080, 1462464, 1599570, 1624960, 1630038, 1706208, 1725696, 1828080, 1901711, 1949952, 2132760, 2157120, 2173384, 2274944, 2437440, 2445057, 2559312, 2716730, 2843680, 2876160, 2924928, 3199140, 3249920, 3260076, 3412416, 3656160, 3803422, 4075095, 4265520, 4314240, 4346768, 4549888, 4874880, 4890114, 5118624, 5433460, 5687360, 5705133, 5849856, 6398280, 6520152, 6824832, 7312320, 7606844, 8150190, 8531040, 8628480, 8693536, 9508555, 9749760, 9780228, 10237248, 10866920, 11374720, 11410266, 12225285, 12796560, 13040304, 13649664, 14624640, 15213688, 16300380, 17062080, 17115399, 17387072, 19017110, 19560456, 20474496, 21733840, 22749440, 22820532, 24450570, 25593120, 26080608, 28525665, 29249280, 30427376, 32600760, 34124160, 34230798, 34774144, 38034220, 39120912, 40948992, 43467680, 45641064, 48901140, 51186240, 52161216, 57051330, 60854752, 65201520, 68248320, 68461596, 69548288, 76068440, 78241824, 85576995, 86935360, 91282128, 97802280, 102372480, 104322432, 114102660, 121709504, 130403040, 136923192, 152136880, 156483648, 171153990, 173870720, 182564256, 195604560, 204744960, 208644864, 228205320, 243419008, 260806080, 273846384, 304273760, 312967296, 342307980, 347741440, 365128512, 391209120, 456410640, 486838016, 521612160, 547692768, 608547520, 625934592, 684615960, 730257024, 782418240, 912821280, 1043224320, 1095385536, 1217095040, 1369231920, 1460514048, 1564836480, 1825642560, 2190771072, 2434190080, 2738463840, 3129672960, 3651285120, 4381542144, 5476927680, 7302570240, 10953855360, 21907710720]

約数ペア:

[(1, 21907710720), (2, 10953855360), (3, 7302570240), (4, 5476927680), (5, 4381542144), (6, 3651285120), (7, 3129672960), (8, 2738463840), (9, 2434190080), (10, 2190771072), (12, 1825642560), (14, 1564836480), (15, 1460514048), (16, 1369231920), (18, 1217095040), (20, 1095385536), (21, 1043224320), (24, 912821280), (28, 782418240), (30, 730257024), (32, 684615960), (35, 625934592), (36, 608547520), (40, 547692768), (42, 521612160), (45, 486838016), (48, 456410640), (56, 391209120), (60, 365128512), (63, 347741440), (64, 342307980), (70, 312967296), (72, 304273760), (80, 273846384), (84, 260806080), (90, 243419008), (96, 228205320), (105, 208644864), (107, 204744960), (112, 195604560), (120, 182564256), (126, 173870720), (128, 171153990), (140, 156483648), (144, 152136880), (160, 136923192), (168, 130403040), (180, 121709504), (192, 114102660), (210, 104322432), (214, 102372480), (224, 97802280), (240, 91282128), (252, 86935360), (256, 85576995), (280, 78241824), (288, 76068440), (315, 69548288), (320, 68461596), (321, 68248320), (336, 65201520), (360, 60854752), (384, 57051330), (420, 52161216), (428, 51186240), (448, 48901140), (480, 45641064), (504, 43467680), (535, 40948992), (560, 39120912), (576, 38034220), (630, 34774144), (640, 34230798), (642, 34124160), (672, 32600760), (720, 30427376), (749, 29249280), (768, 28525665), (840, 26080608), (856, 25593120), (896, 24450570), (960, 22820532), (963, 22749440), (1008, 21733840), (1070, 20474496), (1120, 19560456), (1152, 19017110), (1260, 17387072), (1280, 17115399), (1284, 17062080), (1344, 16300380), (1440, 15213688), (1498, 14624640), (1605, 13649664), (1680, 13040304), (1712, 12796560), (1792, 12225285), (1920, 11410266), (1926, 11374720), (2016, 10866920), (2140, 10237248), (2240, 9780228), (2247, 9749760), (2304, 9508555), (2520, 8693536), (2539, 8628480), (2568, 8531040), (2688, 8150190), (2880, 7606844), (2996, 7312320), (3210, 6824832), (3360, 6520152), (3424, 6398280), (3745, 5849856), (3840, 5705133), (3852, 5687360), (4032, 5433460), (4280, 5118624), (4480, 4890114), (4494, 4874880), (4815, 4549888), (5040, 4346768), (5078, 4314240), (5136, 4265520), (5376, 4075095), (5760, 3803422), (5992, 3656160), (6420, 3412416), (6720, 3260076), (6741, 3249920), (6848, 3199140), (7490, 2924928), (7617, 2876160), (7704, 2843680), (8064, 2716730), (8560, 2559312), (8960, 2445057), (8988, 2437440), (9630, 2274944), (10080, 2173384), (10156, 2157120), (10272, 2132760), (11235, 1949952), (11520, 1901711), (11984, 1828080), (12695, 1725696), (12840, 1706208), (13440, 1630038), (13482, 1624960), (13696, 1599570), (14980, 1462464), (15234, 1438080), (15408, 1421840), (16128, 1358365), (17120, 1279656), (17773, 1232640), (17976, 1218720), (19260, 1137472), (20160, 1086692), (20312, 1078560), (20544, 1066380), (22470, 974976), (22851, 958720), (23968, 914040), (25390, 862848), (25680, 853104), (26880, 815019), (26964, 812480), (27392, 799785), (29960, 731232), (30468, 719040), (30816, 710920), (33705, 649984), (34240, 639828), (35546, 616320), (35952, 609360), (38085, 575232), (38520, 568736), (40320, 543346), (40624, 539280), (41088, 533190), (44940, 487488), (45702, 479360), (47936, 457020), (50780, 431424), (51360, 426552), (53319, 410880), (53928, 406240), (59920, 365616), (60936, 359520), (61632, 355460), (67410, 324992), (68480, 319914), (71092, 308160), (71904, 304680), (76170, 287616), (77040, 284368), (80640, 271673), (81248, 269640), (82176, 266595), (88865, 246528), (89880, 243744), (91404, 239680), (95872, 228510), (101560, 215712), (102720, 213276), (106638, 205440), (107856, 203120), (114255, 191744), (119840, 182808), (121872, 179760), (123264, 177730), (134820, 162496), (136960, 159957), (142184, 154080), (143808, 152340)]