1568689920

素因数分解:

$2^8\times 3^2\times 5^1\times 7^3\times {\mathrm{397}}^1$

素因数の和:445

約数の個数: 432

約数和(自身を含む): 6345393600

約数和(自身を除く): 4776703680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 256, 280, 288, 294, 315, 320, 336, 343, 360, 384, 392, 397, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 640, 672, 686, 720, 735, 768, 784, 794, 840, 882, 896, 960, 980, 1008, 1029, 1120, 1152, 1176, 1191, 1260, 1280, 1344, 1372, 1440, 1470, 1568, 1588, 1680, 1715, 1764, 1792, 1920, 1960, 1985, 2016, 2058, 2205, 2240, 2304, 2352, 2382, 2520, 2688, 2744, 2779, 2880, 2940, 3087, 3136, 3176, 3360, 3430, 3528, 3573, 3840, 3920, 3970, 4032, 4116, 4410, 4480, 4704, 4764, 5040, 5145, 5376, 5488, 5558, 5760, 5880, 5955, 6174, 6272, 6352, 6720, 6860, 7056, 7146, 7840, 7940, 8064, 8232, 8337, 8820, 8960, 9408, 9528, 10080, 10290, 10976, 11116, 11520, 11760, 11910, 12348, 12544, 12704, 13440, 13720, 13895, 14112, 14292, 15435, 15680, 15880, 16128, 16464, 16674, 17640, 17865, 18816, 19056, 19453, 20160, 20580, 21952, 22232, 23520, 23820, 24696, 25011, 25408, 26880, 27440, 27790, 28224, 28584, 30870, 31360, 31760, 32928, 33348, 35280, 35730, 37632, 38112, 38906, 40320, 41160, 41685, 43904, 44464, 47040, 47640, 49392, 50022, 50816, 54880, 55580, 56448, 57168, 58359, 61740, 62720, 63520, 65856, 66696, 70560, 71460, 76224, 77812, 80640, 82320, 83370, 87808, 88928, 94080, 95280, 97265, 98784, 100044, 101632, 109760, 111160, 112896, 114336, 116718, 123480, 125055, 127040, 131712, 133392, 136171, 141120, 142920, 152448, 155624, 164640, 166740, 175077, 177856, 188160, 190560, 194530, 197568, 200088, 219520, 222320, 228672, 233436, 246960, 250110, 254080, 263424, 266784, 272342, 282240, 285840, 291795, 304896, 311248, 329280, 333480, 350154, 355712, 381120, 389060, 395136, 400176, 408513, 439040, 444640, 457344, 466872, 493920, 500220, 508160, 533568, 544684, 564480, 571680, 583590, 622496, 658560, 666960, 680855, 700308, 711424, 762240, 778120, 790272, 800352, 817026, 875385, 889280, 914688, 933744, 987840, 1000440, 1067136, 1089368, 1143360, 1167180, 1225539, 1244992, 1317120, 1333920, 1361710, 1400616, 1524480, 1556240, 1600704, 1634052, 1750770, 1778560, 1867488, 1975680, 2000880, 2042565, 2134272, 2178736, 2286720, 2334360, 2451078, 2489984, 2667840, 2723420, 2801232, 3112480, 3201408, 3268104, 3501540, 3557120, 3734976, 3951360, 4001760, 4085130, 4357472, 4573440, 4668720, 4902156, 4979968, 5335680, 5446840, 5602464, 6127695, 6224960, 6402816, 6536208, 7003080, 7469952, 8003520, 8170260, 8714944, 9337440, 9804312, 10671360, 10893680, 11204928, 12255390, 12449920, 13072416, 14006160, 14939904, 16007040, 16340520, 17429888, 18674880, 19608624, 21787360, 22409856, 24510780, 24899840, 26144832, 28012320, 32014080, 32681040, 34859776, 37349760, 39217248, 43574720, 44819712, 49021560, 52289664, 56024640, 65362080, 74699520, 78434496, 87149440, 98043120, 104579328, 112049280, 130724160, 156868992, 174298880, 196086240, 224098560, 261448320, 313737984, 392172480, 522896640, 784344960, 1568689920]

約数ペア:

[(1, 1568689920), (2, 784344960), (3, 522896640), (4, 392172480), (5, 313737984), (6, 261448320), (7, 224098560), (8, 196086240), (9, 174298880), (10, 156868992), (12, 130724160), (14, 112049280), (15, 104579328), (16, 98043120), (18, 87149440), (20, 78434496), (21, 74699520), (24, 65362080), (28, 56024640), (30, 52289664), (32, 49021560), (35, 44819712), (36, 43574720), (40, 39217248), (42, 37349760), (45, 34859776), (48, 32681040), (49, 32014080), (56, 28012320), (60, 26144832), (63, 24899840), (64, 24510780), (70, 22409856), (72, 21787360), (80, 19608624), (84, 18674880), (90, 17429888), (96, 16340520), (98, 16007040), (105, 14939904), (112, 14006160), (120, 13072416), (126, 12449920), (128, 12255390), (140, 11204928), (144, 10893680), (147, 10671360), (160, 9804312), (168, 9337440), (180, 8714944), (192, 8170260), (196, 8003520), (210, 7469952), (224, 7003080), (240, 6536208), (245, 6402816), (252, 6224960), (256, 6127695), (280, 5602464), (288, 5446840), (294, 5335680), (315, 4979968), (320, 4902156), (336, 4668720), (343, 4573440), (360, 4357472), (384, 4085130), (392, 4001760), (397, 3951360), (420, 3734976), (441, 3557120), (448, 3501540), (480, 3268104), (490, 3201408), (504, 3112480), (560, 2801232), (576, 2723420), (588, 2667840), (630, 2489984), (640, 2451078), (672, 2334360), (686, 2286720), (720, 2178736), (735, 2134272), (768, 2042565), (784, 2000880), (794, 1975680), (840, 1867488), (882, 1778560), (896, 1750770), (960, 1634052), (980, 1600704), (1008, 1556240), (1029, 1524480), (1120, 1400616), (1152, 1361710), (1176, 1333920), (1191, 1317120), (1260, 1244992), (1280, 1225539), (1344, 1167180), (1372, 1143360), (1440, 1089368), (1470, 1067136), (1568, 1000440), (1588, 987840), (1680, 933744), (1715, 914688), (1764, 889280), (1792, 875385), (1920, 817026), (1960, 800352), (1985, 790272), (2016, 778120), (2058, 762240), (2205, 711424), (2240, 700308), (2304, 680855), (2352, 666960), (2382, 658560), (2520, 622496), (2688, 583590), (2744, 571680), (2779, 564480), (2880, 544684), (2940, 533568), (3087, 508160), (3136, 500220), (3176, 493920), (3360, 466872), (3430, 457344), (3528, 444640), (3573, 439040), (3840, 408513), (3920, 400176), (3970, 395136), (4032, 389060), (4116, 381120), (4410, 355712), (4480, 350154), (4704, 333480), (4764, 329280), (5040, 311248), (5145, 304896), (5376, 291795), (5488, 285840), (5558, 282240), (5760, 272342), (5880, 266784), (5955, 263424), (6174, 254080), (6272, 250110), (6352, 246960), (6720, 233436), (6860, 228672), (7056, 222320), (7146, 219520), (7840, 200088), (7940, 197568), (8064, 194530), (8232, 190560), (8337, 188160), (8820, 177856), (8960, 175077), (9408, 166740), (9528, 164640), (10080, 155624), (10290, 152448), (10976, 142920), (11116, 141120), (11520, 136171), (11760, 133392), (11910, 131712), (12348, 127040), (12544, 125055), (12704, 123480), (13440, 116718), (13720, 114336), (13895, 112896), (14112, 111160), (14292, 109760), (15435, 101632), (15680, 100044), (15880, 98784), (16128, 97265), (16464, 95280), (16674, 94080), (17640, 88928), (17865, 87808), (18816, 83370), (19056, 82320), (19453, 80640), (20160, 77812), (20580, 76224), (21952, 71460), (22232, 70560), (23520, 66696), (23820, 65856), (24696, 63520), (25011, 62720), (25408, 61740), (26880, 58359), (27440, 57168), (27790, 56448), (28224, 55580), (28584, 54880), (30870, 50816), (31360, 50022), (31760, 49392), (32928, 47640), (33348, 47040), (35280, 44464), (35730, 43904), (37632, 41685), (38112, 41160), (38906, 40320)]