256967424

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:192

約数の個数: 288

約数和(自身を含む): 894781440

約数和(自身を除く): 637814016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 47, 48, 54, 56, 63, 64, 72, 84, 94, 96, 108, 112, 113, 126, 128, 141, 144, 168, 188, 189, 192, 216, 224, 226, 252, 256, 282, 288, 329, 336, 339, 376, 378, 384, 423, 432, 448, 452, 504, 564, 576, 658, 672, 678, 752, 756, 768, 791, 846, 864, 896, 904, 987, 1008, 1017, 1128, 1152, 1269, 1316, 1344, 1356, 1504, 1512, 1582, 1692, 1728, 1792, 1808, 1974, 2016, 2034, 2256, 2304, 2373, 2538, 2632, 2688, 2712, 2961, 3008, 3024, 3051, 3164, 3384, 3456, 3616, 3948, 4032, 4068, 4512, 4746, 5076, 5264, 5311, 5376, 5424, 5922, 6016, 6048, 6102, 6328, 6768, 6912, 7119, 7232, 7896, 8064, 8136, 8883, 9024, 9492, 10152, 10528, 10622, 10848, 11844, 12032, 12096, 12204, 12656, 13536, 14238, 14464, 15792, 15933, 16128, 16272, 17766, 18048, 18984, 20304, 21056, 21244, 21357, 21696, 23688, 24192, 24408, 25312, 27072, 28476, 28928, 31584, 31866, 32544, 35532, 36096, 37177, 37968, 40608, 42112, 42488, 42714, 43392, 47376, 47799, 48384, 48816, 50624, 54144, 56952, 63168, 63732, 65088, 71064, 74354, 75936, 81216, 84224, 84976, 85428, 86784, 94752, 95598, 97632, 101248, 108288, 111531, 113904, 126336, 127464, 130176, 142128, 143397, 148708, 151872, 162432, 169952, 170856, 189504, 191196, 195264, 202496, 223062, 227808, 252672, 254928, 260352, 284256, 286794, 297416, 303744, 324864, 334593, 339904, 341712, 379008, 382392, 390528, 446124, 455616, 509856, 568512, 573588, 594832, 607488, 669186, 679808, 683424, 758016, 764784, 781056, 892248, 911232, 1003779, 1019712, 1137024, 1147176, 1189664, 1338372, 1359616, 1366848, 1529568, 1784496, 1822464, 2007558, 2039424, 2274048, 2294352, 2379328, 2676744, 2733696, 3059136, 3568992, 4015116, 4078848, 4588704, 4758656, 5353488, 5467392, 6118272, 7137984, 8030232, 9177408, 9517312, 10706976, 12236544, 14275968, 16060464, 18354816, 21413952, 28551936, 32120928, 36709632, 42827904, 64241856, 85655808, 128483712, 256967424]

約数ペア:

[(1, 256967424), (2, 128483712), (3, 85655808), (4, 64241856), (6, 42827904), (7, 36709632), (8, 32120928), (9, 28551936), (12, 21413952), (14, 18354816), (16, 16060464), (18, 14275968), (21, 12236544), (24, 10706976), (27, 9517312), (28, 9177408), (32, 8030232), (36, 7137984), (42, 6118272), (47, 5467392), (48, 5353488), (54, 4758656), (56, 4588704), (63, 4078848), (64, 4015116), (72, 3568992), (84, 3059136), (94, 2733696), (96, 2676744), (108, 2379328), (112, 2294352), (113, 2274048), (126, 2039424), (128, 2007558), (141, 1822464), (144, 1784496), (168, 1529568), (188, 1366848), (189, 1359616), (192, 1338372), (216, 1189664), (224, 1147176), (226, 1137024), (252, 1019712), (256, 1003779), (282, 911232), (288, 892248), (329, 781056), (336, 764784), (339, 758016), (376, 683424), (378, 679808), (384, 669186), (423, 607488), (432, 594832), (448, 573588), (452, 568512), (504, 509856), (564, 455616), (576, 446124), (658, 390528), (672, 382392), (678, 379008), (752, 341712), (756, 339904), (768, 334593), (791, 324864), (846, 303744), (864, 297416), (896, 286794), (904, 284256), (987, 260352), (1008, 254928), (1017, 252672), (1128, 227808), (1152, 223062), (1269, 202496), (1316, 195264), (1344, 191196), (1356, 189504), (1504, 170856), (1512, 169952), (1582, 162432), (1692, 151872), (1728, 148708), (1792, 143397), (1808, 142128), (1974, 130176), (2016, 127464), (2034, 126336), (2256, 113904), (2304, 111531), (2373, 108288), (2538, 101248), (2632, 97632), (2688, 95598), (2712, 94752), (2961, 86784), (3008, 85428), (3024, 84976), (3051, 84224), (3164, 81216), (3384, 75936), (3456, 74354), (3616, 71064), (3948, 65088), (4032, 63732), (4068, 63168), (4512, 56952), (4746, 54144), (5076, 50624), (5264, 48816), (5311, 48384), (5376, 47799), (5424, 47376), (5922, 43392), (6016, 42714), (6048, 42488), (6102, 42112), (6328, 40608), (6768, 37968), (6912, 37177), (7119, 36096), (7232, 35532), (7896, 32544), (8064, 31866), (8136, 31584), (8883, 28928), (9024, 28476), (9492, 27072), (10152, 25312), (10528, 24408), (10622, 24192), (10848, 23688), (11844, 21696), (12032, 21357), (12096, 21244), (12204, 21056), (12656, 20304), (13536, 18984), (14238, 18048), (14464, 17766), (15792, 16272), (15933, 16128)]