640673280

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:99

約数の個数: 640

約数和(自身を含む): 2639831040

約数和(自身を除く): 1999157760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 27, 30, 31, 32, 36, 39, 40, 45, 46, 48, 52, 54, 60, 62, 64, 65, 69, 72, 78, 80, 90, 92, 93, 96, 104, 108, 115, 117, 120, 124, 128, 130, 135, 138, 144, 155, 156, 160, 180, 184, 186, 192, 195, 207, 208, 216, 230, 234, 240, 248, 256, 260, 270, 276, 279, 288, 299, 310, 312, 320, 345, 351, 360, 368, 372, 384, 390, 403, 414, 416, 432, 460, 465, 468, 480, 496, 512, 520, 540, 552, 558, 576, 585, 598, 620, 621, 624, 640, 690, 702, 713, 720, 736, 744, 768, 780, 806, 828, 832, 837, 864, 897, 920, 930, 936, 960, 992, 1035, 1040, 1080, 1104, 1116, 1152, 1170, 1196, 1209, 1240, 1242, 1248, 1280, 1380, 1395, 1404, 1426, 1440, 1472, 1488, 1495, 1536, 1560, 1612, 1656, 1664, 1674, 1728, 1755, 1794, 1840, 1860, 1872, 1920, 1984, 2015, 2070, 2080, 2139, 2160, 2208, 2232, 2304, 2340, 2392, 2418, 2480, 2484, 2496, 2560, 2691, 2760, 2790, 2808, 2852, 2880, 2944, 2976, 2990, 3105, 3120, 3224, 3312, 3328, 3348, 3456, 3510, 3565, 3588, 3627, 3680, 3720, 3744, 3840, 3968, 4030, 4140, 4160, 4185, 4278, 4320, 4416, 4464, 4485, 4608, 4680, 4784, 4836, 4960, 4968, 4992, 5382, 5520, 5580, 5616, 5704, 5760, 5888, 5952, 5980, 6045, 6210, 6240, 6417, 6448, 6624, 6656, 6696, 6912, 7020, 7130, 7176, 7254, 7360, 7440, 7488, 7680, 7936, 8060, 8073, 8280, 8320, 8370, 8556, 8640, 8832, 8928, 8970, 9269, 9360, 9568, 9672, 9920, 9936, 9984, 10695, 10764, 10881, 11040, 11160, 11232, 11408, 11520, 11776, 11904, 11960, 12090, 12420, 12480, 12834, 12896, 13248, 13392, 13455, 13824, 14040, 14260, 14352, 14508, 14720, 14880, 14976, 15872, 16120, 16146, 16560, 16640, 16740, 17112, 17280, 17664, 17856, 17940, 18135, 18538, 18720, 19136, 19251, 19344, 19840, 19872, 19968, 21390, 21528, 21762, 22080, 22320, 22464, 22816, 23040, 23808, 23920, 24180, 24840, 24960, 25668, 25792, 26496, 26784, 26910, 27807, 28080, 28520, 28704, 29016, 29440, 29760, 29952, 32085, 32240, 32292, 33120, 33280, 33480, 34224, 34560, 35328, 35712, 35880, 36270, 37076, 37440, 38272, 38502, 38688, 39680, 39744, 40365, 42780, 43056, 43524, 44160, 44640, 44928, 45632, 46345, 47616, 47840, 48360, 49680, 49920, 51336, 51584, 52992, 53568, 53820, 54405, 55614, 56160, 57040, 57408, 58032, 58880, 59520, 59904, 64170, 64480, 64584, 66240, 66960, 68448, 69120, 71424, 71760, 72540, 74152, 74880, 76544, 77004, 77376, 79360, 79488, 80730, 83421, 85560, 86112, 87048, 88320, 89280, 89856, 91264, 92690, 95680, 96255, 96720, 99360, 99840, 102672, 103168, 105984, 107136, 107640, 108810, 111228, 112320, 114080, 114816, 116064, 119040, 128340, 128960, 129168, 132480, 133920, 136896, 139035, 142848, 143520, 145080, 148304, 149760, 153088, 154008, 154752, 158976, 161460, 166842, 171120, 172224, 174096, 176640, 178560, 179712, 182528, 185380, 191360, 192510, 193440, 198720, 205344, 206336, 214272, 215280, 217620, 222456, 224640, 228160, 229632, 232128, 238080, 250263, 256680, 257920, 258336, 264960, 267840, 273792, 278070, 287040, 290160, 296608, 299520, 308016, 309504, 317952, 322920, 333684, 342240, 344448, 348192, 357120, 365056, 370760, 382720, 385020, 386880, 397440, 410688, 417105, 428544, 430560, 435240, 444912, 449280, 456320, 459264, 464256, 500526, 513360, 515840, 516672, 529920, 535680, 547584, 556140, 574080, 580320, 593216, 616032, 619008, 645840, 667368, 684480, 688896, 696384, 714240, 741520, 765440, 770040, 773760, 794880, 821376, 834210, 861120, 870480, 889824, 898560, 912640, 928512, 1001052, 1026720, 1031680, 1033344, 1071360, 1095168, 1112280, 1148160, 1160640, 1186432, 1232064, 1251315, 1291680, 1334736, 1368960, 1377792, 1392768, 1483040, 1540080, 1547520, 1589760, 1642752, 1668420, 1722240, 1740960, 1779648, 1825280, 1857024, 2002104, 2053440, 2066688, 2142720, 2224560, 2296320, 2321280, 2372864, 2464128, 2502630, 2583360, 2669472, 2737920, 2785536, 2966080, 3080160, 3095040, 3285504, 3336840, 3444480, 3481920, 3559296, 4004208, 4106880, 4133376, 4449120, 4642560, 4745728, 4928256, 5005260, 5166720, 5338944, 5475840, 5571072, 5932160, 6160320, 6673680, 6888960, 6963840, 7118592, 8008416, 8213760, 8898240, 9285120, 9856512, 10010520, 10333440, 10677888, 11864320, 12320640, 13347360, 13927680, 14237184, 16016832, 16427520, 17796480, 20021040, 20666880, 21355776, 23728640, 24641280, 26694720, 27855360, 32033664, 35592960, 40042080, 42711552, 49282560, 53389440, 64067328, 71185920, 80084160, 106778880, 128134656, 160168320, 213557760, 320336640, 640673280]

約数ペア:

[(1, 640673280), (2, 320336640), (3, 213557760), (4, 160168320), (5, 128134656), (6, 106778880), (8, 80084160), (9, 71185920), (10, 64067328), (12, 53389440), (13, 49282560), (15, 42711552), (16, 40042080), (18, 35592960), (20, 32033664), (23, 27855360), (24, 26694720), (26, 24641280), (27, 23728640), (30, 21355776), (31, 20666880), (32, 20021040), (36, 17796480), (39, 16427520), (40, 16016832), (45, 14237184), (46, 13927680), (48, 13347360), (52, 12320640), (54, 11864320), (60, 10677888), (62, 10333440), (64, 10010520), (65, 9856512), (69, 9285120), (72, 8898240), (78, 8213760), (80, 8008416), (90, 7118592), (92, 6963840), (93, 6888960), (96, 6673680), (104, 6160320), (108, 5932160), (115, 5571072), (117, 5475840), (120, 5338944), (124, 5166720), (128, 5005260), (130, 4928256), (135, 4745728), (138, 4642560), (144, 4449120), (155, 4133376), (156, 4106880), (160, 4004208), (180, 3559296), (184, 3481920), (186, 3444480), (192, 3336840), (195, 3285504), (207, 3095040), (208, 3080160), (216, 2966080), (230, 2785536), (234, 2737920), (240, 2669472), (248, 2583360), (256, 2502630), (260, 2464128), (270, 2372864), (276, 2321280), (279, 2296320), (288, 2224560), (299, 2142720), (310, 2066688), (312, 2053440), (320, 2002104), (345, 1857024), (351, 1825280), (360, 1779648), (368, 1740960), (372, 1722240), (384, 1668420), (390, 1642752), (403, 1589760), (414, 1547520), (416, 1540080), (432, 1483040), (460, 1392768), (465, 1377792), (468, 1368960), (480, 1334736), (496, 1291680), (512, 1251315), (520, 1232064), (540, 1186432), (552, 1160640), (558, 1148160), (576, 1112280), (585, 1095168), (598, 1071360), (620, 1033344), (621, 1031680), (624, 1026720), (640, 1001052), (690, 928512), (702, 912640), (713, 898560), (720, 889824), (736, 870480), (744, 861120), (768, 834210), (780, 821376), (806, 794880), (828, 773760), (832, 770040), (837, 765440), (864, 741520), (897, 714240), (920, 696384), (930, 688896), (936, 684480), (960, 667368), (992, 645840), (1035, 619008), (1040, 616032), (1080, 593216), (1104, 580320), (1116, 574080), (1152, 556140), (1170, 547584), (1196, 535680), (1209, 529920), (1240, 516672), (1242, 515840), (1248, 513360), (1280, 500526), (1380, 464256), (1395, 459264), (1404, 456320), (1426, 449280), (1440, 444912), (1472, 435240), (1488, 430560), (1495, 428544), (1536, 417105), (1560, 410688), (1612, 397440), (1656, 386880), (1664, 385020), (1674, 382720), (1728, 370760), (1755, 365056), (1794, 357120), (1840, 348192), (1860, 344448), (1872, 342240), (1920, 333684), (1984, 322920), (2015, 317952), (2070, 309504), (2080, 308016), (2139, 299520), (2160, 296608), (2208, 290160), (2232, 287040), (2304, 278070), (2340, 273792), (2392, 267840), (2418, 264960), (2480, 258336), (2484, 257920), (2496, 256680), (2560, 250263), (2691, 238080), (2760, 232128), (2790, 229632), (2808, 228160), (2852, 224640), (2880, 222456), (2944, 217620), (2976, 215280), (2990, 214272), (3105, 206336), (3120, 205344), (3224, 198720), (3312, 193440), (3328, 192510), (3348, 191360), (3456, 185380), (3510, 182528), (3565, 179712), (3588, 178560), (3627, 176640), (3680, 174096), (3720, 172224), (3744, 171120), (3840, 166842), (3968, 161460), (4030, 158976), (4140, 154752), (4160, 154008), (4185, 153088), (4278, 149760), (4320, 148304), (4416, 145080), (4464, 143520), (4485, 142848), (4608, 139035), (4680, 136896), (4784, 133920), (4836, 132480), (4960, 129168), (4968, 128960), (4992, 128340), (5382, 119040), (5520, 116064), (5580, 114816), (5616, 114080), (5704, 112320), (5760, 111228), (5888, 108810), (5952, 107640), (5980, 107136), (6045, 105984), (6210, 103168), (6240, 102672), (6417, 99840), (6448, 99360), (6624, 96720), (6656, 96255), (6696, 95680), (6912, 92690), (7020, 91264), (7130, 89856), (7176, 89280), (7254, 88320), (7360, 87048), (7440, 86112), (7488, 85560), (7680, 83421), (7936, 80730), (8060, 79488), (8073, 79360), (8280, 77376), (8320, 77004), (8370, 76544), (8556, 74880), (8640, 74152), (8832, 72540), (8928, 71760), (8970, 71424), (9269, 69120), (9360, 68448), (9568, 66960), (9672, 66240), (9920, 64584), (9936, 64480), (9984, 64170), (10695, 59904), (10764, 59520), (10881, 58880), (11040, 58032), (11160, 57408), (11232, 57040), (11408, 56160), (11520, 55614), (11776, 54405), (11904, 53820), (11960, 53568), (12090, 52992), (12420, 51584), (12480, 51336), (12834, 49920), (12896, 49680), (13248, 48360), (13392, 47840), (13455, 47616), (13824, 46345), (14040, 45632), (14260, 44928), (14352, 44640), (14508, 44160), (14720, 43524), (14880, 43056), (14976, 42780), (15872, 40365), (16120, 39744), (16146, 39680), (16560, 38688), (16640, 38502), (16740, 38272), (17112, 37440), (17280, 37076), (17664, 36270), (17856, 35880), (17940, 35712), (18135, 35328), (18538, 34560), (18720, 34224), (19136, 33480), (19251, 33280), (19344, 33120), (19840, 32292), (19872, 32240), (19968, 32085), (21390, 29952), (21528, 29760), (21762, 29440), (22080, 29016), (22320, 28704), (22464, 28520), (22816, 28080), (23040, 27807), (23808, 26910), (23920, 26784), (24180, 26496), (24840, 25792), (24960, 25668)]