1268638560

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{991}}^1$

素因数の和:1146

約数の個数: 288

約数和(自身を含む): 4991680512

約数和(自身を除く): 3723041952

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, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 127, 140, 144, 160, 168, 180, 210, 224, 240, 252, 254, 280, 288, 315, 336, 360, 381, 420, 480, 504, 508, 560, 630, 635, 672, 720, 762, 840, 889, 991, 1008, 1016, 1120, 1143, 1260, 1270, 1440, 1524, 1680, 1778, 1905, 1982, 2016, 2032, 2286, 2520, 2540, 2667, 2973, 3048, 3360, 3556, 3810, 3964, 4064, 4445, 4572, 4955, 5040, 5080, 5334, 5715, 5946, 6096, 6937, 7112, 7620, 7928, 8001, 8890, 8919, 9144, 9910, 10080, 10160, 10668, 11430, 11892, 12192, 13335, 13874, 14224, 14865, 15240, 15856, 16002, 17780, 17838, 18288, 19820, 20320, 20811, 21336, 22860, 23784, 26670, 27748, 28448, 29730, 30480, 31712, 32004, 34685, 35560, 35676, 36576, 39640, 40005, 41622, 42672, 44595, 45720, 47568, 53340, 55496, 59460, 60960, 62433, 64008, 69370, 71120, 71352, 79280, 80010, 83244, 85344, 89190, 91440, 95136, 104055, 106680, 110992, 118920, 124866, 125857, 128016, 138740, 142240, 142704, 158560, 160020, 166488, 178380, 182880, 208110, 213360, 221984, 237840, 249732, 251714, 256032, 277480, 285408, 312165, 320040, 332976, 356760, 377571, 416220, 426720, 475680, 499464, 503428, 554960, 624330, 629285, 640080, 665952, 713520, 755142, 832440, 880999, 998928, 1006856, 1109920, 1132713, 1248660, 1258570, 1280160, 1427040, 1510284, 1664880, 1761998, 1887855, 1997856, 2013712, 2265426, 2497320, 2517140, 2642997, 3020568, 3329760, 3523996, 3775710, 4027424, 4404995, 4530852, 4994640, 5034280, 5285994, 5663565, 6041136, 7047992, 7551420, 7928991, 8809990, 9061704, 9989280, 10068560, 10571988, 11327130, 12082272, 13214985, 14095984, 15102840, 15857982, 17619980, 18123408, 20137120, 21143976, 22654260, 26429970, 28191968, 30205680, 31715964, 35239960, 36246816, 39644955, 42287952, 45308520, 52859940, 60411360, 63431928, 70479920, 79289910, 84575904, 90617040, 105719880, 126863856, 140959840, 158579820, 181234080, 211439760, 253727712, 317159640, 422879520, 634319280, 1268638560]

約数ペア:

[(1, 1268638560), (2, 634319280), (3, 422879520), (4, 317159640), (5, 253727712), (6, 211439760), (7, 181234080), (8, 158579820), (9, 140959840), (10, 126863856), (12, 105719880), (14, 90617040), (15, 84575904), (16, 79289910), (18, 70479920), (20, 63431928), (21, 60411360), (24, 52859940), (28, 45308520), (30, 42287952), (32, 39644955), (35, 36246816), (36, 35239960), (40, 31715964), (42, 30205680), (45, 28191968), (48, 26429970), (56, 22654260), (60, 21143976), (63, 20137120), (70, 18123408), (72, 17619980), (80, 15857982), (84, 15102840), (90, 14095984), (96, 13214985), (105, 12082272), (112, 11327130), (120, 10571988), (126, 10068560), (127, 9989280), (140, 9061704), (144, 8809990), (160, 7928991), (168, 7551420), (180, 7047992), (210, 6041136), (224, 5663565), (240, 5285994), (252, 5034280), (254, 4994640), (280, 4530852), (288, 4404995), (315, 4027424), (336, 3775710), (360, 3523996), (381, 3329760), (420, 3020568), (480, 2642997), (504, 2517140), (508, 2497320), (560, 2265426), (630, 2013712), (635, 1997856), (672, 1887855), (720, 1761998), (762, 1664880), (840, 1510284), (889, 1427040), (991, 1280160), (1008, 1258570), (1016, 1248660), (1120, 1132713), (1143, 1109920), (1260, 1006856), (1270, 998928), (1440, 880999), (1524, 832440), (1680, 755142), (1778, 713520), (1905, 665952), (1982, 640080), (2016, 629285), (2032, 624330), (2286, 554960), (2520, 503428), (2540, 499464), (2667, 475680), (2973, 426720), (3048, 416220), (3360, 377571), (3556, 356760), (3810, 332976), (3964, 320040), (4064, 312165), (4445, 285408), (4572, 277480), (4955, 256032), (5040, 251714), (5080, 249732), (5334, 237840), (5715, 221984), (5946, 213360), (6096, 208110), (6937, 182880), (7112, 178380), (7620, 166488), (7928, 160020), (8001, 158560), (8890, 142704), (8919, 142240), (9144, 138740), (9910, 128016), (10080, 125857), (10160, 124866), (10668, 118920), (11430, 110992), (11892, 106680), (12192, 104055), (13335, 95136), (13874, 91440), (14224, 89190), (14865, 85344), (15240, 83244), (15856, 80010), (16002, 79280), (17780, 71352), (17838, 71120), (18288, 69370), (19820, 64008), (20320, 62433), (20811, 60960), (21336, 59460), (22860, 55496), (23784, 53340), (26670, 47568), (27748, 45720), (28448, 44595), (29730, 42672), (30480, 41622), (31712, 40005), (32004, 39640), (34685, 36576), (35560, 35676)]