2420720640

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:499

約数の個数: 440

約数和(自身を含む): 9362568600

約数和(自身を除く): 6941847960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 162, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 288, 312, 320, 324, 351, 360, 384, 390, 405, 416, 432, 449, 468, 480, 512, 520, 540, 576, 585, 624, 640, 648, 702, 720, 768, 780, 810, 832, 864, 898, 936, 960, 1024, 1040, 1053, 1080, 1152, 1170, 1248, 1280, 1296, 1347, 1404, 1440, 1536, 1560, 1620, 1664, 1728, 1755, 1796, 1872, 1920, 2080, 2106, 2160, 2245, 2304, 2340, 2496, 2560, 2592, 2694, 2808, 2880, 3072, 3120, 3240, 3328, 3456, 3510, 3592, 3744, 3840, 4041, 4160, 4212, 4320, 4490, 4608, 4680, 4992, 5120, 5184, 5265, 5388, 5616, 5760, 5837, 6240, 6480, 6656, 6735, 6912, 7020, 7184, 7488, 7680, 8082, 8320, 8424, 8640, 8980, 9216, 9360, 9984, 10368, 10530, 10776, 11232, 11520, 11674, 12123, 12480, 12960, 13312, 13470, 13824, 14040, 14368, 14976, 15360, 16164, 16640, 16848, 17280, 17511, 17960, 18720, 19968, 20205, 20736, 21060, 21552, 22464, 23040, 23348, 24246, 24960, 25920, 26940, 27648, 28080, 28736, 29185, 29952, 32328, 33280, 33696, 34560, 35022, 35920, 36369, 37440, 39936, 40410, 41472, 42120, 43104, 44928, 46080, 46696, 48492, 49920, 51840, 52533, 53880, 56160, 57472, 58370, 59904, 60615, 64656, 66560, 67392, 69120, 70044, 71840, 72738, 74880, 80820, 82944, 84240, 86208, 87555, 89856, 93392, 96984, 99840, 103680, 105066, 107760, 112320, 114944, 116740, 119808, 121230, 129312, 134784, 138240, 140088, 143680, 145476, 149760, 157599, 161640, 168480, 172416, 175110, 179712, 181845, 186784, 193968, 199680, 207360, 210132, 215520, 224640, 229888, 233480, 242460, 258624, 262665, 269568, 280176, 287360, 290952, 299520, 315198, 323280, 336960, 344832, 350220, 359424, 363690, 373568, 387936, 414720, 420264, 431040, 449280, 459776, 466960, 472797, 484920, 517248, 525330, 539136, 560352, 574720, 581904, 599040, 630396, 646560, 673920, 689664, 700440, 727380, 747136, 775872, 787995, 840528, 862080, 898560, 933920, 945594, 969840, 1034496, 1050660, 1078272, 1120704, 1149440, 1163808, 1260792, 1293120, 1347840, 1379328, 1400880, 1454760, 1494272, 1551744, 1575990, 1681056, 1724160, 1797120, 1867840, 1891188, 1939680, 2068992, 2101320, 2241408, 2298880, 2327616, 2363985, 2521584, 2586240, 2695680, 2801760, 2909520, 2988544, 3103488, 3151980, 3362112, 3448320, 3735680, 3782376, 3879360, 4137984, 4202640, 4482816, 4655232, 4727970, 5043168, 5172480, 5391360, 5603520, 5819040, 5977088, 6206976, 6303960, 6724224, 6896640, 7471360, 7564752, 7758720, 8405280, 8965632, 9310464, 9455940, 10086336, 10344960, 11207040, 11638080, 12413952, 12607920, 13448448, 14942720, 15129504, 15517440, 16810560, 17931264, 18620928, 18911880, 20172672, 20689920, 22414080, 23276160, 25215840, 26896896, 29885440, 30259008, 31034880, 33621120, 37241856, 37823760, 40345344, 44828160, 46552320, 50431680, 53793792, 60518016, 62069760, 67242240, 75647520, 80690688, 89656320, 93104640, 100863360, 121036032, 134484480, 151295040, 161381376, 186209280, 201726720, 242072064, 268968960, 302590080, 403453440, 484144128, 605180160, 806906880, 1210360320, 2420720640]

約数ペア:

[(1, 2420720640), (2, 1210360320), (3, 806906880), (4, 605180160), (5, 484144128), (6, 403453440), (8, 302590080), (9, 268968960), (10, 242072064), (12, 201726720), (13, 186209280), (15, 161381376), (16, 151295040), (18, 134484480), (20, 121036032), (24, 100863360), (26, 93104640), (27, 89656320), (30, 80690688), (32, 75647520), (36, 67242240), (39, 62069760), (40, 60518016), (45, 53793792), (48, 50431680), (52, 46552320), (54, 44828160), (60, 40345344), (64, 37823760), (65, 37241856), (72, 33621120), (78, 31034880), (80, 30259008), (81, 29885440), (90, 26896896), (96, 25215840), (104, 23276160), (108, 22414080), (117, 20689920), (120, 20172672), (128, 18911880), (130, 18620928), (135, 17931264), (144, 16810560), (156, 15517440), (160, 15129504), (162, 14942720), (180, 13448448), (192, 12607920), (195, 12413952), (208, 11638080), (216, 11207040), (234, 10344960), (240, 10086336), (256, 9455940), (260, 9310464), (270, 8965632), (288, 8405280), (312, 7758720), (320, 7564752), (324, 7471360), (351, 6896640), (360, 6724224), (384, 6303960), (390, 6206976), (405, 5977088), (416, 5819040), (432, 5603520), (449, 5391360), (468, 5172480), (480, 5043168), (512, 4727970), (520, 4655232), (540, 4482816), (576, 4202640), (585, 4137984), (624, 3879360), (640, 3782376), (648, 3735680), (702, 3448320), (720, 3362112), (768, 3151980), (780, 3103488), (810, 2988544), (832, 2909520), (864, 2801760), (898, 2695680), (936, 2586240), (960, 2521584), (1024, 2363985), (1040, 2327616), (1053, 2298880), (1080, 2241408), (1152, 2101320), (1170, 2068992), (1248, 1939680), (1280, 1891188), (1296, 1867840), (1347, 1797120), (1404, 1724160), (1440, 1681056), (1536, 1575990), (1560, 1551744), (1620, 1494272), (1664, 1454760), (1728, 1400880), (1755, 1379328), (1796, 1347840), (1872, 1293120), (1920, 1260792), (2080, 1163808), (2106, 1149440), (2160, 1120704), (2245, 1078272), (2304, 1050660), (2340, 1034496), (2496, 969840), (2560, 945594), (2592, 933920), (2694, 898560), (2808, 862080), (2880, 840528), (3072, 787995), (3120, 775872), (3240, 747136), (3328, 727380), (3456, 700440), (3510, 689664), (3592, 673920), (3744, 646560), (3840, 630396), (4041, 599040), (4160, 581904), (4212, 574720), (4320, 560352), (4490, 539136), (4608, 525330), (4680, 517248), (4992, 484920), (5120, 472797), (5184, 466960), (5265, 459776), (5388, 449280), (5616, 431040), (5760, 420264), (5837, 414720), (6240, 387936), (6480, 373568), (6656, 363690), (6735, 359424), (6912, 350220), (7020, 344832), (7184, 336960), (7488, 323280), (7680, 315198), (8082, 299520), (8320, 290952), (8424, 287360), (8640, 280176), (8980, 269568), (9216, 262665), (9360, 258624), (9984, 242460), (10368, 233480), (10530, 229888), (10776, 224640), (11232, 215520), (11520, 210132), (11674, 207360), (12123, 199680), (12480, 193968), (12960, 186784), (13312, 181845), (13470, 179712), (13824, 175110), (14040, 172416), (14368, 168480), (14976, 161640), (15360, 157599), (16164, 149760), (16640, 145476), (16848, 143680), (17280, 140088), (17511, 138240), (17960, 134784), (18720, 129312), (19968, 121230), (20205, 119808), (20736, 116740), (21060, 114944), (21552, 112320), (22464, 107760), (23040, 105066), (23348, 103680), (24246, 99840), (24960, 96984), (25920, 93392), (26940, 89856), (27648, 87555), (28080, 86208), (28736, 84240), (29185, 82944), (29952, 80820), (32328, 74880), (33280, 72738), (33696, 71840), (34560, 70044), (35022, 69120), (35920, 67392), (36369, 66560), (37440, 64656), (39936, 60615), (40410, 59904), (41472, 58370), (42120, 57472), (43104, 56160), (44928, 53880), (46080, 52533), (46696, 51840), (48492, 49920)]