20981030400

素因数分解:

$2^9\times 3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{5519}}^1$

素因数の和:5567

約数の個数: 480

約数和(自身を含む): 84026764800

約数和(自身を除く): 63045734400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 27, 30, 32, 33, 36, 40, 44, 45, 48, 50, 54, 55, 60, 64, 66, 72, 75, 80, 88, 90, 96, 99, 100, 108, 110, 120, 128, 132, 135, 144, 150, 160, 165, 176, 180, 192, 198, 200, 216, 220, 225, 240, 256, 264, 270, 275, 288, 297, 300, 320, 330, 352, 360, 384, 396, 400, 432, 440, 450, 480, 495, 512, 528, 540, 550, 576, 594, 600, 640, 660, 675, 704, 720, 768, 792, 800, 825, 864, 880, 900, 960, 990, 1056, 1080, 1100, 1152, 1188, 1200, 1280, 1320, 1350, 1408, 1440, 1485, 1536, 1584, 1600, 1650, 1728, 1760, 1800, 1920, 1980, 2112, 2160, 2200, 2304, 2376, 2400, 2475, 2560, 2640, 2700, 2816, 2880, 2970, 3168, 3200, 3300, 3456, 3520, 3600, 3840, 3960, 4224, 4320, 4400, 4608, 4752, 4800, 4950, 5280, 5400, 5519, 5632, 5760, 5940, 6336, 6400, 6600, 6912, 7040, 7200, 7425, 7680, 7920, 8448, 8640, 8800, 9504, 9600, 9900, 10560, 10800, 11038, 11520, 11880, 12672, 12800, 13200, 13824, 14080, 14400, 14850, 15840, 16557, 16896, 17280, 17600, 19008, 19200, 19800, 21120, 21600, 22076, 23040, 23760, 25344, 26400, 27595, 28160, 28800, 29700, 31680, 33114, 34560, 35200, 38016, 38400, 39600, 42240, 43200, 44152, 47520, 49671, 50688, 52800, 55190, 57600, 59400, 60709, 63360, 66228, 69120, 70400, 76032, 79200, 82785, 84480, 86400, 88304, 95040, 99342, 105600, 110380, 115200, 118800, 121418, 126720, 132456, 137975, 140800, 149013, 152064, 158400, 165570, 172800, 176608, 182127, 190080, 198684, 211200, 220760, 237600, 242836, 248355, 253440, 264912, 275950, 298026, 303545, 316800, 331140, 345600, 353216, 364254, 380160, 397368, 413925, 422400, 441520, 475200, 485672, 496710, 529824, 546381, 551900, 596052, 607090, 633600, 662280, 706432, 728508, 745065, 760320, 794736, 827850, 883040, 910635, 950400, 971344, 993420, 1059648, 1092762, 1103800, 1192104, 1214180, 1241775, 1267200, 1324560, 1412864, 1457016, 1490130, 1517725, 1589472, 1639143, 1655700, 1766080, 1821270, 1900800, 1942688, 1986840, 2119296, 2185524, 2207600, 2384208, 2428360, 2483550, 2649120, 2731905, 2825728, 2914032, 2980260, 3035450, 3178944, 3278286, 3311400, 3532160, 3642540, 3725325, 3801600, 3885376, 3973680, 4238592, 4371048, 4415200, 4553175, 4768416, 4856720, 4967100, 5298240, 5463810, 5828064, 5960520, 6070900, 6357888, 6556572, 6622800, 7064320, 7285080, 7450650, 7770752, 7947360, 8195715, 8477184, 8742096, 8830400, 9106350, 9536832, 9713440, 9934200, 10596480, 10927620, 11656128, 11921040, 12141800, 12715776, 13113144, 13245600, 13659525, 14128640, 14570160, 14901300, 15541504, 15894720, 16391430, 17484192, 17660800, 18212700, 19073664, 19426880, 19868400, 21192960, 21855240, 23312256, 23842080, 24283600, 25431552, 26226288, 26491200, 27319050, 29140320, 29802600, 31083008, 31789440, 32782860, 34968384, 35321600, 36425400, 38147328, 38853760, 39736800, 40978575, 42385920, 43710480, 46624512, 47684160, 48567200, 52452576, 52982400, 54638100, 58280640, 59605200, 63578880, 65565720, 69936768, 70643200, 72850800, 76294656, 77707520, 79473600, 81957150, 87420960, 93249024, 95368320, 97134400, 104905152, 105964800, 109276200, 116561280, 119210400, 127157760, 131131440, 139873536, 145701600, 155415040, 158947200, 163914300, 174841920, 190736640, 194268800, 209810304, 211929600, 218552400, 233122560, 238420800, 262262880, 279747072, 291403200, 317894400, 327828600, 349683840, 381473280, 388537600, 419620608, 437104800, 466245120, 476841600, 524525760, 582806400, 635788800, 655657200, 699367680, 777075200, 839241216, 874209600, 953683200, 1049051520, 1165612800, 1311314400, 1398735360, 1748419200, 1907366400, 2098103040, 2331225600, 2622628800, 3496838400, 4196206080, 5245257600, 6993676800, 10490515200, 20981030400]

約数ペア:

[(1, 20981030400), (2, 10490515200), (3, 6993676800), (4, 5245257600), (5, 4196206080), (6, 3496838400), (8, 2622628800), (9, 2331225600), (10, 2098103040), (11, 1907366400), (12, 1748419200), (15, 1398735360), (16, 1311314400), (18, 1165612800), (20, 1049051520), (22, 953683200), (24, 874209600), (25, 839241216), (27, 777075200), (30, 699367680), (32, 655657200), (33, 635788800), (36, 582806400), (40, 524525760), (44, 476841600), (45, 466245120), (48, 437104800), (50, 419620608), (54, 388537600), (55, 381473280), (60, 349683840), (64, 327828600), (66, 317894400), (72, 291403200), (75, 279747072), (80, 262262880), (88, 238420800), (90, 233122560), (96, 218552400), (99, 211929600), (100, 209810304), (108, 194268800), (110, 190736640), (120, 174841920), (128, 163914300), (132, 158947200), (135, 155415040), (144, 145701600), (150, 139873536), (160, 131131440), (165, 127157760), (176, 119210400), (180, 116561280), (192, 109276200), (198, 105964800), (200, 104905152), (216, 97134400), (220, 95368320), (225, 93249024), (240, 87420960), (256, 81957150), (264, 79473600), (270, 77707520), (275, 76294656), (288, 72850800), (297, 70643200), (300, 69936768), (320, 65565720), (330, 63578880), (352, 59605200), (360, 58280640), (384, 54638100), (396, 52982400), (400, 52452576), (432, 48567200), (440, 47684160), (450, 46624512), (480, 43710480), (495, 42385920), (512, 40978575), (528, 39736800), (540, 38853760), (550, 38147328), (576, 36425400), (594, 35321600), (600, 34968384), (640, 32782860), (660, 31789440), (675, 31083008), (704, 29802600), (720, 29140320), (768, 27319050), (792, 26491200), (800, 26226288), (825, 25431552), (864, 24283600), (880, 23842080), (900, 23312256), (960, 21855240), (990, 21192960), (1056, 19868400), (1080, 19426880), (1100, 19073664), (1152, 18212700), (1188, 17660800), (1200, 17484192), (1280, 16391430), (1320, 15894720), (1350, 15541504), (1408, 14901300), (1440, 14570160), (1485, 14128640), (1536, 13659525), (1584, 13245600), (1600, 13113144), (1650, 12715776), (1728, 12141800), (1760, 11921040), (1800, 11656128), (1920, 10927620), (1980, 10596480), (2112, 9934200), (2160, 9713440), (2200, 9536832), (2304, 9106350), (2376, 8830400), (2400, 8742096), (2475, 8477184), (2560, 8195715), (2640, 7947360), (2700, 7770752), (2816, 7450650), (2880, 7285080), (2970, 7064320), (3168, 6622800), (3200, 6556572), (3300, 6357888), (3456, 6070900), (3520, 5960520), (3600, 5828064), (3840, 5463810), (3960, 5298240), (4224, 4967100), (4320, 4856720), (4400, 4768416), (4608, 4553175), (4752, 4415200), (4800, 4371048), (4950, 4238592), (5280, 3973680), (5400, 3885376), (5519, 3801600), (5632, 3725325), (5760, 3642540), (5940, 3532160), (6336, 3311400), (6400, 3278286), (6600, 3178944), (6912, 3035450), (7040, 2980260), (7200, 2914032), (7425, 2825728), (7680, 2731905), (7920, 2649120), (8448, 2483550), (8640, 2428360), (8800, 2384208), (9504, 2207600), (9600, 2185524), (9900, 2119296), (10560, 1986840), (10800, 1942688), (11038, 1900800), (11520, 1821270), (11880, 1766080), (12672, 1655700), (12800, 1639143), (13200, 1589472), (13824, 1517725), (14080, 1490130), (14400, 1457016), (14850, 1412864), (15840, 1324560), (16557, 1267200), (16896, 1241775), (17280, 1214180), (17600, 1192104), (19008, 1103800), (19200, 1092762), (19800, 1059648), (21120, 993420), (21600, 971344), (22076, 950400), (23040, 910635), (23760, 883040), (25344, 827850), (26400, 794736), (27595, 760320), (28160, 745065), (28800, 728508), (29700, 706432), (31680, 662280), (33114, 633600), (34560, 607090), (35200, 596052), (38016, 551900), (38400, 546381), (39600, 529824), (42240, 496710), (43200, 485672), (44152, 475200), (47520, 441520), (49671, 422400), (50688, 413925), (52800, 397368), (55190, 380160), (57600, 364254), (59400, 353216), (60709, 345600), (63360, 331140), (66228, 316800), (69120, 303545), (70400, 298026), (76032, 275950), (79200, 264912), (82785, 253440), (84480, 248355), (86400, 242836), (88304, 237600), (95040, 220760), (99342, 211200), (105600, 198684), (110380, 190080), (115200, 182127), (118800, 176608), (121418, 172800), (126720, 165570), (132456, 158400), (137975, 152064), (140800, 149013)]