261311232

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3739}}^1$

素因数の和:3778

約数の個数: 144

約数和(自身を含む): 856190720

約数和(自身を除く): 594879488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 182, 192, 208, 224, 256, 273, 312, 336, 364, 384, 416, 448, 546, 624, 672, 728, 768, 832, 896, 1092, 1248, 1344, 1456, 1664, 1792, 2184, 2496, 2688, 2912, 3328, 3739, 4368, 4992, 5376, 5824, 7478, 8736, 9984, 11217, 11648, 14956, 17472, 22434, 23296, 26173, 29912, 34944, 44868, 48607, 52346, 59824, 69888, 78519, 89736, 97214, 104692, 119648, 145821, 157038, 179472, 194428, 209384, 239296, 291642, 314076, 340249, 358944, 388856, 418768, 478592, 583284, 628152, 680498, 717888, 777712, 837536, 957184, 1020747, 1166568, 1256304, 1360996, 1435776, 1555424, 1675072, 2041494, 2333136, 2512608, 2721992, 2871552, 3110848, 3350144, 4082988, 4666272, 5025216, 5443984, 6221696, 6700288, 8165976, 9332544, 10050432, 10887968, 12443392, 16331952, 18665088, 20100864, 21775936, 32663904, 37330176, 43551872, 65327808, 87103744, 130655616, 261311232]

約数ペア:

[(1, 261311232), (2, 130655616), (3, 87103744), (4, 65327808), (6, 43551872), (7, 37330176), (8, 32663904), (12, 21775936), (13, 20100864), (14, 18665088), (16, 16331952), (21, 12443392), (24, 10887968), (26, 10050432), (28, 9332544), (32, 8165976), (39, 6700288), (42, 6221696), (48, 5443984), (52, 5025216), (56, 4666272), (64, 4082988), (78, 3350144), (84, 3110848), (91, 2871552), (96, 2721992), (104, 2512608), (112, 2333136), (128, 2041494), (156, 1675072), (168, 1555424), (182, 1435776), (192, 1360996), (208, 1256304), (224, 1166568), (256, 1020747), (273, 957184), (312, 837536), (336, 777712), (364, 717888), (384, 680498), (416, 628152), (448, 583284), (546, 478592), (624, 418768), (672, 388856), (728, 358944), (768, 340249), (832, 314076), (896, 291642), (1092, 239296), (1248, 209384), (1344, 194428), (1456, 179472), (1664, 157038), (1792, 145821), (2184, 119648), (2496, 104692), (2688, 97214), (2912, 89736), (3328, 78519), (3739, 69888), (4368, 59824), (4992, 52346), (5376, 48607), (5824, 44868), (7478, 34944), (8736, 29912), (9984, 26173), (11217, 23296), (11648, 22434), (14956, 17472)]