997884720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1559}}^1$

素因数の和:1712

約数の個数: 240

約数和(自身を含む): 3862609920

約数和(自身を除く): 2864725200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 127, 140, 144, 168, 180, 210, 240, 252, 254, 280, 315, 336, 360, 381, 420, 504, 508, 560, 630, 635, 720, 762, 840, 889, 1008, 1016, 1143, 1260, 1270, 1524, 1559, 1680, 1778, 1905, 2032, 2286, 2520, 2540, 2667, 3048, 3118, 3556, 3810, 4445, 4572, 4677, 5040, 5080, 5334, 5715, 6096, 6236, 7112, 7620, 7795, 8001, 8890, 9144, 9354, 10160, 10668, 10913, 11430, 12472, 13335, 14031, 14224, 15240, 15590, 16002, 17780, 18288, 18708, 21336, 21826, 22860, 23385, 24944, 26670, 28062, 30480, 31180, 32004, 32739, 35560, 37416, 40005, 42672, 43652, 45720, 46770, 53340, 54565, 56124, 62360, 64008, 65478, 70155, 71120, 74832, 80010, 87304, 91440, 93540, 98217, 106680, 109130, 112248, 124720, 128016, 130956, 140310, 160020, 163695, 174608, 187080, 196434, 197993, 213360, 218260, 224496, 261912, 280620, 320040, 327390, 374160, 392868, 395986, 436520, 491085, 523824, 561240, 593979, 640080, 654780, 785736, 791972, 873040, 982170, 989965, 1122480, 1187958, 1309560, 1385951, 1571472, 1583944, 1781937, 1964340, 1979930, 2375916, 2619120, 2771902, 2969895, 3167888, 3563874, 3928680, 3959860, 4157853, 4751832, 5543804, 5939790, 6929755, 7127748, 7857360, 7919720, 8315706, 8909685, 9503664, 11087608, 11879580, 12473559, 13859510, 14255496, 15839440, 16631412, 17819370, 20789265, 22175216, 23759160, 24947118, 27719020, 28510992, 33262824, 35638740, 41578530, 47518320, 49894236, 55438040, 62367795, 66525648, 71277480, 83157060, 99788472, 110876080, 124735590, 142554960, 166314120, 199576944, 249471180, 332628240, 498942360, 997884720]

約数ペア:

[(1, 997884720), (2, 498942360), (3, 332628240), (4, 249471180), (5, 199576944), (6, 166314120), (7, 142554960), (8, 124735590), (9, 110876080), (10, 99788472), (12, 83157060), (14, 71277480), (15, 66525648), (16, 62367795), (18, 55438040), (20, 49894236), (21, 47518320), (24, 41578530), (28, 35638740), (30, 33262824), (35, 28510992), (36, 27719020), (40, 24947118), (42, 23759160), (45, 22175216), (48, 20789265), (56, 17819370), (60, 16631412), (63, 15839440), (70, 14255496), (72, 13859510), (80, 12473559), (84, 11879580), (90, 11087608), (105, 9503664), (112, 8909685), (120, 8315706), (126, 7919720), (127, 7857360), (140, 7127748), (144, 6929755), (168, 5939790), (180, 5543804), (210, 4751832), (240, 4157853), (252, 3959860), (254, 3928680), (280, 3563874), (315, 3167888), (336, 2969895), (360, 2771902), (381, 2619120), (420, 2375916), (504, 1979930), (508, 1964340), (560, 1781937), (630, 1583944), (635, 1571472), (720, 1385951), (762, 1309560), (840, 1187958), (889, 1122480), (1008, 989965), (1016, 982170), (1143, 873040), (1260, 791972), (1270, 785736), (1524, 654780), (1559, 640080), (1680, 593979), (1778, 561240), (1905, 523824), (2032, 491085), (2286, 436520), (2520, 395986), (2540, 392868), (2667, 374160), (3048, 327390), (3118, 320040), (3556, 280620), (3810, 261912), (4445, 224496), (4572, 218260), (4677, 213360), (5040, 197993), (5080, 196434), (5334, 187080), (5715, 174608), (6096, 163695), (6236, 160020), (7112, 140310), (7620, 130956), (7795, 128016), (8001, 124720), (8890, 112248), (9144, 109130), (9354, 106680), (10160, 98217), (10668, 93540), (10913, 91440), (11430, 87304), (12472, 80010), (13335, 74832), (14031, 71120), (14224, 70155), (15240, 65478), (15590, 64008), (16002, 62360), (17780, 56124), (18288, 54565), (18708, 53340), (21336, 46770), (21826, 45720), (22860, 43652), (23385, 42672), (24944, 40005), (26670, 37416), (28062, 35560), (30480, 32739), (31180, 32004)]