1440218880

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:541

約数の個数: 360

約数和(自身を含む): 5342198400

約数和(自身を除く): 3901979520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 81, 87, 90, 96, 108, 116, 120, 128, 135, 144, 145, 160, 162, 174, 180, 192, 216, 232, 240, 256, 261, 270, 288, 290, 320, 324, 348, 360, 384, 405, 432, 435, 464, 479, 480, 522, 540, 576, 580, 640, 648, 696, 720, 768, 783, 810, 864, 870, 928, 958, 960, 1044, 1080, 1152, 1160, 1280, 1296, 1305, 1392, 1437, 1440, 1566, 1620, 1728, 1740, 1856, 1916, 1920, 2088, 2160, 2304, 2320, 2349, 2395, 2592, 2610, 2784, 2874, 2880, 3132, 3240, 3456, 3480, 3712, 3832, 3840, 3915, 4176, 4311, 4320, 4640, 4698, 4790, 5184, 5220, 5568, 5748, 5760, 6264, 6480, 6912, 6960, 7185, 7424, 7664, 7830, 8352, 8622, 8640, 9280, 9396, 9580, 10368, 10440, 11136, 11496, 11520, 11745, 12528, 12933, 12960, 13891, 13920, 14370, 15328, 15660, 16704, 17244, 17280, 18560, 18792, 19160, 20736, 20880, 21555, 22272, 22992, 23490, 25056, 25866, 25920, 27782, 27840, 28740, 30656, 31320, 33408, 34488, 34560, 37120, 37584, 38320, 38799, 41673, 41760, 43110, 45984, 46980, 50112, 51732, 51840, 55564, 55680, 57480, 61312, 62640, 64665, 66816, 68976, 69455, 75168, 76640, 77598, 83346, 83520, 86220, 91968, 93960, 100224, 103464, 103680, 111128, 111360, 114960, 122624, 125019, 125280, 129330, 137952, 138910, 150336, 153280, 155196, 166692, 167040, 172440, 183936, 187920, 193995, 200448, 206928, 208365, 222256, 229920, 250038, 250560, 258660, 275904, 277820, 300672, 306560, 310392, 333384, 334080, 344880, 367872, 375057, 375840, 387990, 413856, 416730, 444512, 459840, 500076, 501120, 517320, 551808, 555640, 601344, 613120, 620784, 625095, 666768, 689760, 750114, 751680, 775980, 827712, 833460, 889024, 919680, 1000152, 1002240, 1034640, 1103616, 1111280, 1125171, 1241568, 1250190, 1333536, 1379520, 1500228, 1503360, 1551960, 1655424, 1666920, 1778048, 1839360, 1875285, 2000304, 2069280, 2222560, 2250342, 2483136, 2500380, 2667072, 2759040, 3000456, 3006720, 3103920, 3310848, 3333840, 3556096, 3750570, 4000608, 4138560, 4445120, 4500684, 4966272, 5000760, 5334144, 5518080, 5625855, 6000912, 6207840, 6667680, 7501140, 8001216, 8277120, 8890240, 9001368, 9932544, 10001520, 10668288, 11251710, 12001824, 12415680, 13335360, 15002280, 16002432, 16554240, 17780480, 18002736, 20003040, 22503420, 24003648, 24831360, 26670720, 30004560, 32004864, 36005472, 40006080, 45006840, 48007296, 49662720, 53341440, 60009120, 72010944, 80012160, 90013680, 96014592, 120018240, 144021888, 160024320, 180027360, 240036480, 288043776, 360054720, 480072960, 720109440, 1440218880]

約数ペア:

[(1, 1440218880), (2, 720109440), (3, 480072960), (4, 360054720), (5, 288043776), (6, 240036480), (8, 180027360), (9, 160024320), (10, 144021888), (12, 120018240), (15, 96014592), (16, 90013680), (18, 80012160), (20, 72010944), (24, 60009120), (27, 53341440), (29, 49662720), (30, 48007296), (32, 45006840), (36, 40006080), (40, 36005472), (45, 32004864), (48, 30004560), (54, 26670720), (58, 24831360), (60, 24003648), (64, 22503420), (72, 20003040), (80, 18002736), (81, 17780480), (87, 16554240), (90, 16002432), (96, 15002280), (108, 13335360), (116, 12415680), (120, 12001824), (128, 11251710), (135, 10668288), (144, 10001520), (145, 9932544), (160, 9001368), (162, 8890240), (174, 8277120), (180, 8001216), (192, 7501140), (216, 6667680), (232, 6207840), (240, 6000912), (256, 5625855), (261, 5518080), (270, 5334144), (288, 5000760), (290, 4966272), (320, 4500684), (324, 4445120), (348, 4138560), (360, 4000608), (384, 3750570), (405, 3556096), (432, 3333840), (435, 3310848), (464, 3103920), (479, 3006720), (480, 3000456), (522, 2759040), (540, 2667072), (576, 2500380), (580, 2483136), (640, 2250342), (648, 2222560), (696, 2069280), (720, 2000304), (768, 1875285), (783, 1839360), (810, 1778048), (864, 1666920), (870, 1655424), (928, 1551960), (958, 1503360), (960, 1500228), (1044, 1379520), (1080, 1333536), (1152, 1250190), (1160, 1241568), (1280, 1125171), (1296, 1111280), (1305, 1103616), (1392, 1034640), (1437, 1002240), (1440, 1000152), (1566, 919680), (1620, 889024), (1728, 833460), (1740, 827712), (1856, 775980), (1916, 751680), (1920, 750114), (2088, 689760), (2160, 666768), (2304, 625095), (2320, 620784), (2349, 613120), (2395, 601344), (2592, 555640), (2610, 551808), (2784, 517320), (2874, 501120), (2880, 500076), (3132, 459840), (3240, 444512), (3456, 416730), (3480, 413856), (3712, 387990), (3832, 375840), (3840, 375057), (3915, 367872), (4176, 344880), (4311, 334080), (4320, 333384), (4640, 310392), (4698, 306560), (4790, 300672), (5184, 277820), (5220, 275904), (5568, 258660), (5748, 250560), (5760, 250038), (6264, 229920), (6480, 222256), (6912, 208365), (6960, 206928), (7185, 200448), (7424, 193995), (7664, 187920), (7830, 183936), (8352, 172440), (8622, 167040), (8640, 166692), (9280, 155196), (9396, 153280), (9580, 150336), (10368, 138910), (10440, 137952), (11136, 129330), (11496, 125280), (11520, 125019), (11745, 122624), (12528, 114960), (12933, 111360), (12960, 111128), (13891, 103680), (13920, 103464), (14370, 100224), (15328, 93960), (15660, 91968), (16704, 86220), (17244, 83520), (17280, 83346), (18560, 77598), (18792, 76640), (19160, 75168), (20736, 69455), (20880, 68976), (21555, 66816), (22272, 64665), (22992, 62640), (23490, 61312), (25056, 57480), (25866, 55680), (25920, 55564), (27782, 51840), (27840, 51732), (28740, 50112), (30656, 46980), (31320, 45984), (33408, 43110), (34488, 41760), (34560, 41673), (37120, 38799), (37584, 38320)]