20891623680

素因数分解:

$2^8\times 3^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1$

素因数の和:498

約数の個数: 576

約数和(自身を含む): 79647321600

約数和(自身を除く): 58755697920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 162, 170, 180, 192, 204, 216, 240, 243, 255, 256, 270, 272, 288, 306, 320, 324, 340, 360, 384, 405, 408, 432, 439, 459, 480, 486, 510, 540, 544, 576, 612, 640, 648, 680, 720, 729, 765, 768, 810, 816, 864, 878, 918, 960, 972, 1020, 1080, 1088, 1152, 1215, 1224, 1280, 1296, 1317, 1360, 1377, 1440, 1458, 1530, 1620, 1632, 1728, 1756, 1836, 1920, 1944, 2040, 2160, 2176, 2187, 2195, 2295, 2304, 2430, 2448, 2592, 2634, 2720, 2754, 2880, 2916, 3060, 3240, 3264, 3456, 3512, 3645, 3672, 3840, 3888, 3951, 4080, 4131, 4320, 4352, 4374, 4390, 4590, 4860, 4896, 5184, 5268, 5440, 5508, 5760, 5832, 6120, 6480, 6528, 6585, 6885, 6912, 7024, 7290, 7344, 7463, 7776, 7902, 8160, 8262, 8640, 8748, 8780, 9180, 9720, 9792, 10368, 10536, 10880, 10935, 11016, 11520, 11664, 11853, 12240, 12393, 12960, 13056, 13170, 13770, 14048, 14580, 14688, 14926, 15552, 15804, 16320, 16524, 17280, 17496, 17560, 18360, 19440, 19584, 19755, 20655, 20736, 21072, 21760, 21870, 22032, 22389, 23328, 23706, 24480, 24786, 25920, 26340, 27540, 28096, 29160, 29376, 29852, 31104, 31608, 32640, 33048, 34560, 34992, 35120, 35559, 36720, 37179, 37315, 38880, 39168, 39510, 41310, 42144, 43740, 44064, 44778, 46656, 47412, 48960, 49572, 51840, 52680, 55080, 56192, 58320, 58752, 59265, 59704, 61965, 62208, 63216, 65280, 66096, 67167, 69984, 70240, 71118, 73440, 74358, 74630, 77760, 79020, 82620, 84288, 87480, 88128, 89556, 93312, 94824, 97920, 99144, 103680, 105360, 106677, 110160, 111945, 112384, 116640, 117504, 118530, 119408, 123930, 126432, 132192, 134334, 139968, 140480, 142236, 146880, 148716, 149260, 155520, 158040, 165240, 168576, 174960, 176256, 177795, 179112, 185895, 186624, 189648, 195840, 198288, 201501, 210720, 213354, 220320, 223890, 233280, 237060, 238816, 247860, 252864, 264384, 268668, 279936, 280960, 284472, 293760, 297432, 298520, 311040, 316080, 320031, 330480, 335835, 337152, 349920, 352512, 355590, 358224, 371790, 379296, 396576, 403002, 421440, 426708, 440640, 447780, 466560, 474120, 477632, 495720, 505728, 528768, 533385, 537336, 559872, 561920, 568944, 587520, 594864, 597040, 604503, 632160, 640062, 660960, 671670, 699840, 711180, 716448, 743580, 758592, 793152, 806004, 842880, 853416, 881280, 895560, 933120, 948240, 955264, 960093, 991440, 1007505, 1011456, 1057536, 1066770, 1074672, 1137888, 1189728, 1194080, 1209006, 1264320, 1280124, 1321920, 1343340, 1399680, 1422360, 1432896, 1487160, 1517184, 1586304, 1600155, 1612008, 1685760, 1706832, 1762560, 1791120, 1813509, 1896480, 1910528, 1920186, 1982880, 2015010, 2133540, 2149344, 2275776, 2379456, 2388160, 2418012, 2528640, 2560248, 2643840, 2686680, 2799360, 2844720, 2865792, 2974320, 3022515, 3034368, 3172608, 3200310, 3224016, 3413664, 3582240, 3627018, 3792960, 3840372, 3965760, 4030020, 4267080, 4298688, 4551552, 4758912, 4776320, 4800465, 4836024, 5057280, 5120496, 5287680, 5373360, 5440527, 5689440, 5731584, 5948640, 6045030, 6400620, 6448032, 6827328, 7164480, 7254036, 7585920, 7680744, 7931520, 8060040, 8534160, 8597376, 9067545, 9103104, 9517824, 9552640, 9600930, 9672048, 10240992, 10746720, 10881054, 11378880, 11897280, 12090060, 12801240, 12896064, 13654656, 14328960, 14508072, 15171840, 15361488, 15863040, 16120080, 16321581, 17068320, 17194752, 18135090, 19201860, 19344096, 20481984, 21493440, 21762108, 22757760, 23794560, 24180120, 25602480, 25792128, 27202635, 27309312, 28657920, 29016144, 30722976, 32240160, 32643162, 34136640, 36270180, 38403720, 38688192, 40963968, 42986880, 43524216, 45515520, 47589120, 48360240, 51204960, 51584256, 54405270, 58032288, 61445952, 64480320, 65286324, 68273280, 72540360, 76807440, 77376384, 81607905, 81927936, 85973760, 87048432, 96720480, 102409920, 108810540, 116064576, 122891904, 128960640, 130572648, 136546560, 145080720, 153614880, 154752768, 163215810, 174096864, 193440960, 204819840, 217621080, 232129152, 245783808, 257921280, 261145296, 290161440, 307229760, 326431620, 348193728, 386881920, 409639680, 435242160, 464258304, 522290592, 580322880, 614459520, 652863240, 696387456, 773763840, 870484320, 1044581184, 1160645760, 1228919040, 1305726480, 1392774912, 1740968640, 2089162368, 2321291520, 2611452960, 3481937280, 4178324736, 5222905920, 6963874560, 10445811840, 20891623680]

約数ペア:

[(1, 20891623680), (2, 10445811840), (3, 6963874560), (4, 5222905920), (5, 4178324736), (6, 3481937280), (8, 2611452960), (9, 2321291520), (10, 2089162368), (12, 1740968640), (15, 1392774912), (16, 1305726480), (17, 1228919040), (18, 1160645760), (20, 1044581184), (24, 870484320), (27, 773763840), (30, 696387456), (32, 652863240), (34, 614459520), (36, 580322880), (40, 522290592), (45, 464258304), (48, 435242160), (51, 409639680), (54, 386881920), (60, 348193728), (64, 326431620), (68, 307229760), (72, 290161440), (80, 261145296), (81, 257921280), (85, 245783808), (90, 232129152), (96, 217621080), (102, 204819840), (108, 193440960), (120, 174096864), (128, 163215810), (135, 154752768), (136, 153614880), (144, 145080720), (153, 136546560), (160, 130572648), (162, 128960640), (170, 122891904), (180, 116064576), (192, 108810540), (204, 102409920), (216, 96720480), (240, 87048432), (243, 85973760), (255, 81927936), (256, 81607905), (270, 77376384), (272, 76807440), (288, 72540360), (306, 68273280), (320, 65286324), (324, 64480320), (340, 61445952), (360, 58032288), (384, 54405270), (405, 51584256), (408, 51204960), (432, 48360240), (439, 47589120), (459, 45515520), (480, 43524216), (486, 42986880), (510, 40963968), (540, 38688192), (544, 38403720), (576, 36270180), (612, 34136640), (640, 32643162), (648, 32240160), (680, 30722976), (720, 29016144), (729, 28657920), (765, 27309312), (768, 27202635), (810, 25792128), (816, 25602480), (864, 24180120), (878, 23794560), (918, 22757760), (960, 21762108), (972, 21493440), (1020, 20481984), (1080, 19344096), (1088, 19201860), (1152, 18135090), (1215, 17194752), (1224, 17068320), (1280, 16321581), (1296, 16120080), (1317, 15863040), (1360, 15361488), (1377, 15171840), (1440, 14508072), (1458, 14328960), (1530, 13654656), (1620, 12896064), (1632, 12801240), (1728, 12090060), (1756, 11897280), (1836, 11378880), (1920, 10881054), (1944, 10746720), (2040, 10240992), (2160, 9672048), (2176, 9600930), (2187, 9552640), (2195, 9517824), (2295, 9103104), (2304, 9067545), (2430, 8597376), (2448, 8534160), (2592, 8060040), (2634, 7931520), (2720, 7680744), (2754, 7585920), (2880, 7254036), (2916, 7164480), (3060, 6827328), (3240, 6448032), (3264, 6400620), (3456, 6045030), (3512, 5948640), (3645, 5731584), (3672, 5689440), (3840, 5440527), (3888, 5373360), (3951, 5287680), (4080, 5120496), (4131, 5057280), (4320, 4836024), (4352, 4800465), (4374, 4776320), (4390, 4758912), (4590, 4551552), (4860, 4298688), (4896, 4267080), (5184, 4030020), (5268, 3965760), (5440, 3840372), (5508, 3792960), (5760, 3627018), (5832, 3582240), (6120, 3413664), (6480, 3224016), (6528, 3200310), (6585, 3172608), (6885, 3034368), (6912, 3022515), (7024, 2974320), (7290, 2865792), (7344, 2844720), (7463, 2799360), (7776, 2686680), (7902, 2643840), (8160, 2560248), (8262, 2528640), (8640, 2418012), (8748, 2388160), (8780, 2379456), (9180, 2275776), (9720, 2149344), (9792, 2133540), (10368, 2015010), (10536, 1982880), (10880, 1920186), (10935, 1910528), (11016, 1896480), (11520, 1813509), (11664, 1791120), (11853, 1762560), (12240, 1706832), (12393, 1685760), (12960, 1612008), (13056, 1600155), (13170, 1586304), (13770, 1517184), (14048, 1487160), (14580, 1432896), (14688, 1422360), (14926, 1399680), (15552, 1343340), (15804, 1321920), (16320, 1280124), (16524, 1264320), (17280, 1209006), (17496, 1194080), (17560, 1189728), (18360, 1137888), (19440, 1074672), (19584, 1066770), (19755, 1057536), (20655, 1011456), (20736, 1007505), (21072, 991440), (21760, 960093), (21870, 955264), (22032, 948240), (22389, 933120), (23328, 895560), (23706, 881280), (24480, 853416), (24786, 842880), (25920, 806004), (26340, 793152), (27540, 758592), (28096, 743580), (29160, 716448), (29376, 711180), (29852, 699840), (31104, 671670), (31608, 660960), (32640, 640062), (33048, 632160), (34560, 604503), (34992, 597040), (35120, 594864), (35559, 587520), (36720, 568944), (37179, 561920), (37315, 559872), (38880, 537336), (39168, 533385), (39510, 528768), (41310, 505728), (42144, 495720), (43740, 477632), (44064, 474120), (44778, 466560), (46656, 447780), (47412, 440640), (48960, 426708), (49572, 421440), (51840, 403002), (52680, 396576), (55080, 379296), (56192, 371790), (58320, 358224), (58752, 355590), (59265, 352512), (59704, 349920), (61965, 337152), (62208, 335835), (63216, 330480), (65280, 320031), (66096, 316080), (67167, 311040), (69984, 298520), (70240, 297432), (71118, 293760), (73440, 284472), (74358, 280960), (74630, 279936), (77760, 268668), (79020, 264384), (82620, 252864), (84288, 247860), (87480, 238816), (88128, 237060), (89556, 233280), (93312, 223890), (94824, 220320), (97920, 213354), (99144, 210720), (103680, 201501), (105360, 198288), (106677, 195840), (110160, 189648), (111945, 186624), (112384, 185895), (116640, 179112), (117504, 177795), (118530, 176256), (119408, 174960), (123930, 168576), (126432, 165240), (132192, 158040), (134334, 155520), (139968, 149260), (140480, 148716), (142236, 146880)]