640823040

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:440

約数の個数: 432

約数和(自身を含む): 2611496160

約数和(自身を除く): 1970673120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 30, 32, 33, 36, 39, 40, 44, 45, 48, 52, 55, 60, 64, 65, 66, 72, 78, 80, 88, 90, 96, 99, 104, 110, 117, 120, 128, 130, 132, 143, 144, 156, 160, 165, 176, 180, 192, 195, 198, 208, 220, 234, 240, 256, 260, 264, 286, 288, 312, 320, 330, 352, 360, 384, 389, 390, 396, 416, 429, 440, 468, 480, 495, 520, 528, 572, 576, 585, 624, 640, 660, 704, 715, 720, 768, 778, 780, 792, 832, 858, 880, 936, 960, 990, 1040, 1056, 1144, 1152, 1167, 1170, 1248, 1280, 1287, 1320, 1408, 1430, 1440, 1556, 1560, 1584, 1664, 1716, 1760, 1872, 1920, 1945, 1980, 2080, 2112, 2145, 2288, 2304, 2334, 2340, 2496, 2574, 2640, 2816, 2860, 2880, 3112, 3120, 3168, 3328, 3432, 3501, 3520, 3744, 3840, 3890, 3960, 4160, 4224, 4279, 4290, 4576, 4668, 4680, 4992, 5057, 5148, 5280, 5720, 5760, 5835, 6224, 6240, 6336, 6435, 6864, 7002, 7040, 7488, 7780, 7920, 8320, 8448, 8558, 8580, 9152, 9336, 9360, 9984, 10114, 10296, 10560, 11440, 11520, 11670, 12448, 12480, 12672, 12837, 12870, 13728, 14004, 14080, 14976, 15171, 15560, 15840, 16640, 17116, 17160, 17505, 18304, 18672, 18720, 20228, 20592, 21120, 21395, 22880, 23340, 24896, 24960, 25285, 25344, 25674, 25740, 27456, 28008, 29952, 30342, 31120, 31680, 34232, 34320, 35010, 36608, 37344, 37440, 38511, 40456, 41184, 42240, 42790, 45513, 45760, 46680, 49792, 49920, 50570, 51348, 51480, 54912, 55627, 56016, 60684, 62240, 63360, 64185, 68464, 68640, 70020, 74688, 74880, 75855, 77022, 80912, 82368, 85580, 91026, 91520, 93360, 99584, 101140, 102696, 102960, 109824, 111254, 112032, 121368, 124480, 126720, 128370, 136928, 137280, 140040, 149376, 149760, 151710, 154044, 161824, 164736, 166881, 171160, 182052, 183040, 186720, 192555, 202280, 205392, 205920, 222508, 224064, 227565, 242736, 248960, 256740, 273856, 274560, 278135, 280080, 298752, 303420, 308088, 323648, 329472, 333762, 342320, 364104, 373440, 385110, 404560, 410784, 411840, 445016, 448128, 455130, 485472, 497920, 500643, 513480, 547712, 549120, 556270, 560160, 606840, 616176, 647296, 667524, 684640, 728208, 746880, 770220, 809120, 821568, 823680, 834405, 890032, 896256, 910260, 970944, 1001286, 1026960, 1095424, 1112540, 1120320, 1213680, 1232352, 1294592, 1335048, 1369280, 1456416, 1493760, 1540440, 1618240, 1643136, 1647360, 1668810, 1780064, 1820520, 1941888, 2002572, 2053920, 2225080, 2240640, 2427360, 2464704, 2503215, 2670096, 2738560, 2912832, 3080880, 3236480, 3286272, 3337620, 3560128, 3641040, 3883776, 4005144, 4107840, 4450160, 4481280, 4854720, 4929408, 5006430, 5340192, 5477120, 5825664, 6161760, 6472960, 6675240, 7120256, 7282080, 8010288, 8215680, 8900320, 9709440, 9858816, 10012860, 10680384, 11651328, 12323520, 13350480, 14240512, 14564160, 16020576, 16431360, 17800640, 19418880, 20025720, 21360768, 24647040, 26700960, 29128320, 32041152, 35601280, 40051440, 42721536, 49294080, 53401920, 58256640, 64082304, 71202560, 80102880, 106803840, 128164608, 160205760, 213607680, 320411520, 640823040]

約数ペア:

[(1, 640823040), (2, 320411520), (3, 213607680), (4, 160205760), (5, 128164608), (6, 106803840), (8, 80102880), (9, 71202560), (10, 64082304), (11, 58256640), (12, 53401920), (13, 49294080), (15, 42721536), (16, 40051440), (18, 35601280), (20, 32041152), (22, 29128320), (24, 26700960), (26, 24647040), (30, 21360768), (32, 20025720), (33, 19418880), (36, 17800640), (39, 16431360), (40, 16020576), (44, 14564160), (45, 14240512), (48, 13350480), (52, 12323520), (55, 11651328), (60, 10680384), (64, 10012860), (65, 9858816), (66, 9709440), (72, 8900320), (78, 8215680), (80, 8010288), (88, 7282080), (90, 7120256), (96, 6675240), (99, 6472960), (104, 6161760), (110, 5825664), (117, 5477120), (120, 5340192), (128, 5006430), (130, 4929408), (132, 4854720), (143, 4481280), (144, 4450160), (156, 4107840), (160, 4005144), (165, 3883776), (176, 3641040), (180, 3560128), (192, 3337620), (195, 3286272), (198, 3236480), (208, 3080880), (220, 2912832), (234, 2738560), (240, 2670096), (256, 2503215), (260, 2464704), (264, 2427360), (286, 2240640), (288, 2225080), (312, 2053920), (320, 2002572), (330, 1941888), (352, 1820520), (360, 1780064), (384, 1668810), (389, 1647360), (390, 1643136), (396, 1618240), (416, 1540440), (429, 1493760), (440, 1456416), (468, 1369280), (480, 1335048), (495, 1294592), (520, 1232352), (528, 1213680), (572, 1120320), (576, 1112540), (585, 1095424), (624, 1026960), (640, 1001286), (660, 970944), (704, 910260), (715, 896256), (720, 890032), (768, 834405), (778, 823680), (780, 821568), (792, 809120), (832, 770220), (858, 746880), (880, 728208), (936, 684640), (960, 667524), (990, 647296), (1040, 616176), (1056, 606840), (1144, 560160), (1152, 556270), (1167, 549120), (1170, 547712), (1248, 513480), (1280, 500643), (1287, 497920), (1320, 485472), (1408, 455130), (1430, 448128), (1440, 445016), (1556, 411840), (1560, 410784), (1584, 404560), (1664, 385110), (1716, 373440), (1760, 364104), (1872, 342320), (1920, 333762), (1945, 329472), (1980, 323648), (2080, 308088), (2112, 303420), (2145, 298752), (2288, 280080), (2304, 278135), (2334, 274560), (2340, 273856), (2496, 256740), (2574, 248960), (2640, 242736), (2816, 227565), (2860, 224064), (2880, 222508), (3112, 205920), (3120, 205392), (3168, 202280), (3328, 192555), (3432, 186720), (3501, 183040), (3520, 182052), (3744, 171160), (3840, 166881), (3890, 164736), (3960, 161824), (4160, 154044), (4224, 151710), (4279, 149760), (4290, 149376), (4576, 140040), (4668, 137280), (4680, 136928), (4992, 128370), (5057, 126720), (5148, 124480), (5280, 121368), (5720, 112032), (5760, 111254), (5835, 109824), (6224, 102960), (6240, 102696), (6336, 101140), (6435, 99584), (6864, 93360), (7002, 91520), (7040, 91026), (7488, 85580), (7780, 82368), (7920, 80912), (8320, 77022), (8448, 75855), (8558, 74880), (8580, 74688), (9152, 70020), (9336, 68640), (9360, 68464), (9984, 64185), (10114, 63360), (10296, 62240), (10560, 60684), (11440, 56016), (11520, 55627), (11670, 54912), (12448, 51480), (12480, 51348), (12672, 50570), (12837, 49920), (12870, 49792), (13728, 46680), (14004, 45760), (14080, 45513), (14976, 42790), (15171, 42240), (15560, 41184), (15840, 40456), (16640, 38511), (17116, 37440), (17160, 37344), (17505, 36608), (18304, 35010), (18672, 34320), (18720, 34232), (20228, 31680), (20592, 31120), (21120, 30342), (21395, 29952), (22880, 28008), (23340, 27456), (24896, 25740), (24960, 25674), (25285, 25344)]