285078528

素因数分解:

$2^{10}\times 3^4\times 7^1\times {\mathrm{491}}^1$

素因数の和:530

約数の個数: 220

約数和(自身を含む): 974896032

約数和(自身を除く): 689817504

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, 491, 504, 512, 567, 576, 648, 672, 756, 768, 864, 896, 982, 1008, 1024, 1134, 1152, 1296, 1344, 1473, 1512, 1536, 1728, 1792, 1964, 2016, 2268, 2304, 2592, 2688, 2946, 3024, 3072, 3437, 3456, 3584, 3928, 4032, 4419, 4536, 4608, 5184, 5376, 5892, 6048, 6874, 6912, 7168, 7856, 8064, 8838, 9072, 9216, 10311, 10368, 10752, 11784, 12096, 13257, 13748, 13824, 15712, 16128, 17676, 18144, 20622, 20736, 21504, 23568, 24192, 26514, 27496, 27648, 30933, 31424, 32256, 35352, 36288, 39771, 41244, 41472, 47136, 48384, 53028, 54992, 61866, 62848, 64512, 70704, 72576, 79542, 82488, 82944, 92799, 94272, 96768, 106056, 109984, 123732, 125696, 141408, 145152, 159084, 164976, 185598, 188544, 193536, 212112, 219968, 247464, 251392, 278397, 282816, 290304, 318168, 329952, 371196, 377088, 424224, 439936, 494928, 502784, 556794, 565632, 580608, 636336, 659904, 742392, 754176, 848448, 879872, 989856, 1113588, 1131264, 1272672, 1319808, 1484784, 1508352, 1696896, 1759744, 1979712, 2227176, 2262528, 2545344, 2639616, 2969568, 3393792, 3519488, 3959424, 4454352, 4525056, 5090688, 5279232, 5939136, 6787584, 7918848, 8908704, 10181376, 10558464, 11878272, 13575168, 15837696, 17817408, 20362752, 23756544, 31675392, 35634816, 40725504, 47513088, 71269632, 95026176, 142539264, 285078528]

約数ペア:

[(1, 285078528), (2, 142539264), (3, 95026176), (4, 71269632), (6, 47513088), (7, 40725504), (8, 35634816), (9, 31675392), (12, 23756544), (14, 20362752), (16, 17817408), (18, 15837696), (21, 13575168), (24, 11878272), (27, 10558464), (28, 10181376), (32, 8908704), (36, 7918848), (42, 6787584), (48, 5939136), (54, 5279232), (56, 5090688), (63, 4525056), (64, 4454352), (72, 3959424), (81, 3519488), (84, 3393792), (96, 2969568), (108, 2639616), (112, 2545344), (126, 2262528), (128, 2227176), (144, 1979712), (162, 1759744), (168, 1696896), (189, 1508352), (192, 1484784), (216, 1319808), (224, 1272672), (252, 1131264), (256, 1113588), (288, 989856), (324, 879872), (336, 848448), (378, 754176), (384, 742392), (432, 659904), (448, 636336), (491, 580608), (504, 565632), (512, 556794), (567, 502784), (576, 494928), (648, 439936), (672, 424224), (756, 377088), (768, 371196), (864, 329952), (896, 318168), (982, 290304), (1008, 282816), (1024, 278397), (1134, 251392), (1152, 247464), (1296, 219968), (1344, 212112), (1473, 193536), (1512, 188544), (1536, 185598), (1728, 164976), (1792, 159084), (1964, 145152), (2016, 141408), (2268, 125696), (2304, 123732), (2592, 109984), (2688, 106056), (2946, 96768), (3024, 94272), (3072, 92799), (3437, 82944), (3456, 82488), (3584, 79542), (3928, 72576), (4032, 70704), (4419, 64512), (4536, 62848), (4608, 61866), (5184, 54992), (5376, 53028), (5892, 48384), (6048, 47136), (6874, 41472), (6912, 41244), (7168, 39771), (7856, 36288), (8064, 35352), (8838, 32256), (9072, 31424), (9216, 30933), (10311, 27648), (10368, 27496), (10752, 26514), (11784, 24192), (12096, 23568), (13257, 21504), (13748, 20736), (13824, 20622), (15712, 18144), (16128, 17676)]