245511552

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:321

約数の個数: 256

約数和(自身を含む): 814302720

約数和(自身を除く): 568791168

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 17, 22, 24, 26, 32, 33, 34, 39, 44, 48, 51, 52, 64, 66, 68, 78, 88, 96, 102, 104, 128, 132, 136, 143, 156, 176, 187, 192, 204, 208, 221, 263, 264, 272, 286, 312, 352, 374, 384, 408, 416, 429, 442, 526, 528, 544, 561, 572, 624, 663, 704, 748, 789, 816, 832, 858, 884, 1052, 1056, 1088, 1122, 1144, 1248, 1326, 1408, 1496, 1578, 1632, 1664, 1716, 1768, 2104, 2112, 2176, 2244, 2288, 2431, 2496, 2652, 2893, 2992, 3156, 3264, 3419, 3432, 3536, 4208, 4224, 4471, 4488, 4576, 4862, 4992, 5304, 5786, 5984, 6312, 6528, 6838, 6864, 7072, 7293, 8416, 8679, 8942, 8976, 9152, 9724, 10257, 10608, 11572, 11968, 12624, 13413, 13676, 13728, 14144, 14586, 16832, 17358, 17884, 17952, 18304, 19448, 20514, 21216, 23144, 23936, 25248, 26826, 27352, 27456, 28288, 29172, 33664, 34716, 35768, 35904, 37609, 38896, 41028, 42432, 46288, 49181, 50496, 53652, 54704, 54912, 58123, 58344, 69432, 71536, 71808, 75218, 77792, 82056, 84864, 92576, 98362, 100992, 107304, 109408, 112827, 116246, 116688, 138864, 143072, 147543, 150436, 155584, 164112, 174369, 185152, 196724, 214608, 218816, 225654, 232492, 233376, 277728, 286144, 295086, 300872, 311168, 328224, 348738, 370304, 393448, 429216, 437632, 451308, 464984, 466752, 555456, 572288, 590172, 601744, 639353, 656448, 697476, 786896, 858432, 902616, 929968, 933504, 1110912, 1180344, 1203488, 1278706, 1312896, 1394952, 1573792, 1716864, 1805232, 1859936, 1918059, 2360688, 2406976, 2557412, 2789904, 3147584, 3610464, 3719872, 3836118, 4721376, 4813952, 5114824, 5579808, 6295168, 7220928, 7439744, 7672236, 9442752, 10229648, 11159616, 14441856, 15344472, 18885504, 20459296, 22319232, 30688944, 40918592, 61377888, 81837184, 122755776, 245511552]

約数ペア:

[(1, 245511552), (2, 122755776), (3, 81837184), (4, 61377888), (6, 40918592), (8, 30688944), (11, 22319232), (12, 20459296), (13, 18885504), (16, 15344472), (17, 14441856), (22, 11159616), (24, 10229648), (26, 9442752), (32, 7672236), (33, 7439744), (34, 7220928), (39, 6295168), (44, 5579808), (48, 5114824), (51, 4813952), (52, 4721376), (64, 3836118), (66, 3719872), (68, 3610464), (78, 3147584), (88, 2789904), (96, 2557412), (102, 2406976), (104, 2360688), (128, 1918059), (132, 1859936), (136, 1805232), (143, 1716864), (156, 1573792), (176, 1394952), (187, 1312896), (192, 1278706), (204, 1203488), (208, 1180344), (221, 1110912), (263, 933504), (264, 929968), (272, 902616), (286, 858432), (312, 786896), (352, 697476), (374, 656448), (384, 639353), (408, 601744), (416, 590172), (429, 572288), (442, 555456), (526, 466752), (528, 464984), (544, 451308), (561, 437632), (572, 429216), (624, 393448), (663, 370304), (704, 348738), (748, 328224), (789, 311168), (816, 300872), (832, 295086), (858, 286144), (884, 277728), (1052, 233376), (1056, 232492), (1088, 225654), (1122, 218816), (1144, 214608), (1248, 196724), (1326, 185152), (1408, 174369), (1496, 164112), (1578, 155584), (1632, 150436), (1664, 147543), (1716, 143072), (1768, 138864), (2104, 116688), (2112, 116246), (2176, 112827), (2244, 109408), (2288, 107304), (2431, 100992), (2496, 98362), (2652, 92576), (2893, 84864), (2992, 82056), (3156, 77792), (3264, 75218), (3419, 71808), (3432, 71536), (3536, 69432), (4208, 58344), (4224, 58123), (4471, 54912), (4488, 54704), (4576, 53652), (4862, 50496), (4992, 49181), (5304, 46288), (5786, 42432), (5984, 41028), (6312, 38896), (6528, 37609), (6838, 35904), (6864, 35768), (7072, 34716), (7293, 33664), (8416, 29172), (8679, 28288), (8942, 27456), (8976, 27352), (9152, 26826), (9724, 25248), (10257, 23936), (10608, 23144), (11572, 21216), (11968, 20514), (12624, 19448), (13413, 18304), (13676, 17952), (13728, 17884), (14144, 17358), (14586, 16832)]