20805327360

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1663}}^1$

素因数の和:1876

約数の個数: 320

約数和(自身を含む): 74355240960

約数和(自身を除く): 53549913600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 181, 192, 216, 240, 256, 270, 288, 320, 360, 362, 384, 432, 480, 512, 540, 543, 576, 640, 720, 724, 768, 864, 905, 960, 1080, 1086, 1152, 1280, 1440, 1448, 1536, 1629, 1663, 1728, 1810, 1920, 2160, 2172, 2304, 2560, 2715, 2880, 2896, 3258, 3326, 3456, 3620, 3840, 4320, 4344, 4608, 4887, 4989, 5430, 5760, 5792, 6516, 6652, 6912, 7240, 7680, 8145, 8315, 8640, 8688, 9774, 9978, 10860, 11520, 11584, 13032, 13304, 13824, 14480, 14967, 16290, 16630, 17280, 17376, 19548, 19956, 21720, 23040, 23168, 24435, 24945, 26064, 26608, 28960, 29934, 32580, 33260, 34560, 34752, 39096, 39912, 43440, 44901, 46336, 48870, 49890, 52128, 53216, 57920, 59868, 65160, 66520, 69120, 69504, 74835, 78192, 79824, 86880, 89802, 92672, 97740, 99780, 104256, 106432, 115840, 119736, 130320, 133040, 139008, 149670, 156384, 159648, 173760, 179604, 195480, 199560, 208512, 212864, 224505, 231680, 239472, 260640, 266080, 278016, 299340, 301003, 312768, 319296, 347520, 359208, 390960, 399120, 417024, 425728, 449010, 463360, 478944, 521280, 532160, 598680, 602006, 625536, 638592, 695040, 718416, 781920, 798240, 834048, 851456, 898020, 903009, 957888, 1042560, 1064320, 1197360, 1204012, 1251072, 1277184, 1390080, 1436832, 1505015, 1563840, 1596480, 1796040, 1806018, 1915776, 2085120, 2128640, 2394720, 2408024, 2502144, 2554368, 2709027, 2873664, 3010030, 3127680, 3192960, 3592080, 3612036, 3831552, 4170240, 4257280, 4515045, 4789440, 4816048, 5418054, 5747328, 6020060, 6255360, 6385920, 7184160, 7224072, 7663104, 8127081, 9030090, 9578880, 9632096, 10836108, 11494656, 12040120, 12510720, 12771840, 13545135, 14368320, 14448144, 16254162, 18060180, 19157760, 19264192, 21672216, 22989312, 24080240, 27090270, 28736640, 28896288, 32508324, 36120360, 38315520, 38528384, 40635405, 43344432, 48160480, 54180540, 57473280, 57792576, 65016648, 72240720, 77056768, 81270810, 86688864, 96320960, 108361080, 114946560, 115585152, 130033296, 144481440, 154113536, 162541620, 173377728, 192641920, 216722160, 231170304, 260066592, 288962880, 325083240, 346755456, 385283840, 433444320, 462340608, 520133184, 577925760, 650166480, 693510912, 770567680, 866888640, 1040266368, 1155851520, 1300332960, 1387021824, 1733777280, 2080532736, 2311703040, 2600665920, 3467554560, 4161065472, 5201331840, 6935109120, 10402663680, 20805327360]

約数ペア:

[(1, 20805327360), (2, 10402663680), (3, 6935109120), (4, 5201331840), (5, 4161065472), (6, 3467554560), (8, 2600665920), (9, 2311703040), (10, 2080532736), (12, 1733777280), (15, 1387021824), (16, 1300332960), (18, 1155851520), (20, 1040266368), (24, 866888640), (27, 770567680), (30, 693510912), (32, 650166480), (36, 577925760), (40, 520133184), (45, 462340608), (48, 433444320), (54, 385283840), (60, 346755456), (64, 325083240), (72, 288962880), (80, 260066592), (90, 231170304), (96, 216722160), (108, 192641920), (120, 173377728), (128, 162541620), (135, 154113536), (144, 144481440), (160, 130033296), (180, 115585152), (181, 114946560), (192, 108361080), (216, 96320960), (240, 86688864), (256, 81270810), (270, 77056768), (288, 72240720), (320, 65016648), (360, 57792576), (362, 57473280), (384, 54180540), (432, 48160480), (480, 43344432), (512, 40635405), (540, 38528384), (543, 38315520), (576, 36120360), (640, 32508324), (720, 28896288), (724, 28736640), (768, 27090270), (864, 24080240), (905, 22989312), (960, 21672216), (1080, 19264192), (1086, 19157760), (1152, 18060180), (1280, 16254162), (1440, 14448144), (1448, 14368320), (1536, 13545135), (1629, 12771840), (1663, 12510720), (1728, 12040120), (1810, 11494656), (1920, 10836108), (2160, 9632096), (2172, 9578880), (2304, 9030090), (2560, 8127081), (2715, 7663104), (2880, 7224072), (2896, 7184160), (3258, 6385920), (3326, 6255360), (3456, 6020060), (3620, 5747328), (3840, 5418054), (4320, 4816048), (4344, 4789440), (4608, 4515045), (4887, 4257280), (4989, 4170240), (5430, 3831552), (5760, 3612036), (5792, 3592080), (6516, 3192960), (6652, 3127680), (6912, 3010030), (7240, 2873664), (7680, 2709027), (8145, 2554368), (8315, 2502144), (8640, 2408024), (8688, 2394720), (9774, 2128640), (9978, 2085120), (10860, 1915776), (11520, 1806018), (11584, 1796040), (13032, 1596480), (13304, 1563840), (13824, 1505015), (14480, 1436832), (14967, 1390080), (16290, 1277184), (16630, 1251072), (17280, 1204012), (17376, 1197360), (19548, 1064320), (19956, 1042560), (21720, 957888), (23040, 903009), (23168, 898020), (24435, 851456), (24945, 834048), (26064, 798240), (26608, 781920), (28960, 718416), (29934, 695040), (32580, 638592), (33260, 625536), (34560, 602006), (34752, 598680), (39096, 532160), (39912, 521280), (43440, 478944), (44901, 463360), (46336, 449010), (48870, 425728), (49890, 417024), (52128, 399120), (53216, 390960), (57920, 359208), (59868, 347520), (65160, 319296), (66520, 312768), (69120, 301003), (69504, 299340), (74835, 278016), (78192, 266080), (79824, 260640), (86880, 239472), (89802, 231680), (92672, 224505), (97740, 212864), (99780, 208512), (104256, 199560), (106432, 195480), (115840, 179604), (119736, 173760), (130320, 159648), (133040, 156384), (139008, 149670)]