287691264

素因数分解:

$2^9\times 3^4\times 7^1\times {\mathrm{991}}^1$

素因数の和:1028

約数の個数: 200

約数和(自身を含む): 982341888

約数和(自身を除く): 694650624

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 252, 256, 288, 324, 336, 378, 384, 432, 448, 504, 512, 567, 576, 648, 672, 756, 768, 864, 896, 991, 1008, 1134, 1152, 1296, 1344, 1512, 1536, 1728, 1792, 1982, 2016, 2268, 2304, 2592, 2688, 2973, 3024, 3456, 3584, 3964, 4032, 4536, 4608, 5184, 5376, 5946, 6048, 6912, 6937, 7928, 8064, 8919, 9072, 10368, 10752, 11892, 12096, 13824, 13874, 15856, 16128, 17838, 18144, 20736, 20811, 23784, 24192, 26757, 27748, 31712, 32256, 35676, 36288, 41472, 41622, 47568, 48384, 53514, 55496, 62433, 63424, 71352, 72576, 80271, 83244, 95136, 96768, 107028, 110992, 124866, 126848, 142704, 145152, 160542, 166488, 187299, 190272, 214056, 221984, 249732, 253696, 285408, 290304, 321084, 332976, 374598, 380544, 428112, 443968, 499464, 507392, 561897, 570816, 642168, 665952, 749196, 761088, 856224, 887936, 998928, 1123794, 1141632, 1284336, 1331904, 1498392, 1522176, 1712448, 1775872, 1997856, 2247588, 2283264, 2568672, 2663808, 2996784, 3424896, 3551744, 3995712, 4495176, 4566528, 5137344, 5327616, 5993568, 6849792, 7991424, 8990352, 10274688, 10655232, 11987136, 13699584, 15982848, 17980704, 20549376, 23974272, 31965696, 35961408, 41098752, 47948544, 71922816, 95897088, 143845632, 287691264]

約数ペア:

[(1, 287691264), (2, 143845632), (3, 95897088), (4, 71922816), (6, 47948544), (7, 41098752), (8, 35961408), (9, 31965696), (12, 23974272), (14, 20549376), (16, 17980704), (18, 15982848), (21, 13699584), (24, 11987136), (27, 10655232), (28, 10274688), (32, 8990352), (36, 7991424), (42, 6849792), (48, 5993568), (54, 5327616), (56, 5137344), (63, 4566528), (64, 4495176), (72, 3995712), (81, 3551744), (84, 3424896), (96, 2996784), (108, 2663808), (112, 2568672), (126, 2283264), (128, 2247588), (144, 1997856), (162, 1775872), (168, 1712448), (189, 1522176), (192, 1498392), (216, 1331904), (224, 1284336), (252, 1141632), (256, 1123794), (288, 998928), (324, 887936), (336, 856224), (378, 761088), (384, 749196), (432, 665952), (448, 642168), (504, 570816), (512, 561897), (567, 507392), (576, 499464), (648, 443968), (672, 428112), (756, 380544), (768, 374598), (864, 332976), (896, 321084), (991, 290304), (1008, 285408), (1134, 253696), (1152, 249732), (1296, 221984), (1344, 214056), (1512, 190272), (1536, 187299), (1728, 166488), (1792, 160542), (1982, 145152), (2016, 142704), (2268, 126848), (2304, 124866), (2592, 110992), (2688, 107028), (2973, 96768), (3024, 95136), (3456, 83244), (3584, 80271), (3964, 72576), (4032, 71352), (4536, 63424), (4608, 62433), (5184, 55496), (5376, 53514), (5946, 48384), (6048, 47568), (6912, 41622), (6937, 41472), (7928, 36288), (8064, 35676), (8919, 32256), (9072, 31712), (10368, 27748), (10752, 26757), (11892, 24192), (12096, 23784), (13824, 20811), (13874, 20736), (15856, 18144), (16128, 17838)]