1257984

素因数分解:

$2^9\times 3^3\times 7^1\times {\mathrm{13}}^1$

素因数の和:47

約数の個数: 160

約数和(自身を含む): 4583040

約数和(自身を除く): 3325056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 63, 64, 72, 78, 84, 91, 96, 104, 108, 112, 117, 126, 128, 144, 156, 168, 182, 189, 192, 208, 216, 224, 234, 252, 256, 273, 288, 312, 336, 351, 364, 378, 384, 416, 432, 448, 468, 504, 512, 546, 576, 624, 672, 702, 728, 756, 768, 819, 832, 864, 896, 936, 1008, 1092, 1152, 1248, 1344, 1404, 1456, 1512, 1536, 1638, 1664, 1728, 1792, 1872, 2016, 2184, 2304, 2457, 2496, 2688, 2808, 2912, 3024, 3276, 3328, 3456, 3584, 3744, 4032, 4368, 4608, 4914, 4992, 5376, 5616, 5824, 6048, 6552, 6656, 6912, 7488, 8064, 8736, 9828, 9984, 10752, 11232, 11648, 12096, 13104, 13824, 14976, 16128, 17472, 19656, 19968, 22464, 23296, 24192, 26208, 29952, 32256, 34944, 39312, 44928, 46592, 48384, 52416, 59904, 69888, 78624, 89856, 96768, 104832, 139776, 157248, 179712, 209664, 314496, 419328, 628992, 1257984]

約数ペア:

[(1, 1257984), (2, 628992), (3, 419328), (4, 314496), (6, 209664), (7, 179712), (8, 157248), (9, 139776), (12, 104832), (13, 96768), (14, 89856), (16, 78624), (18, 69888), (21, 59904), (24, 52416), (26, 48384), (27, 46592), (28, 44928), (32, 39312), (36, 34944), (39, 32256), (42, 29952), (48, 26208), (52, 24192), (54, 23296), (56, 22464), (63, 19968), (64, 19656), (72, 17472), (78, 16128), (84, 14976), (91, 13824), (96, 13104), (104, 12096), (108, 11648), (112, 11232), (117, 10752), (126, 9984), (128, 9828), (144, 8736), (156, 8064), (168, 7488), (182, 6912), (189, 6656), (192, 6552), (208, 6048), (216, 5824), (224, 5616), (234, 5376), (252, 4992), (256, 4914), (273, 4608), (288, 4368), (312, 4032), (336, 3744), (351, 3584), (364, 3456), (378, 3328), (384, 3276), (416, 3024), (432, 2912), (448, 2808), (468, 2688), (504, 2496), (512, 2457), (546, 2304), (576, 2184), (624, 2016), (672, 1872), (702, 1792), (728, 1728), (756, 1664), (768, 1638), (819, 1536), (832, 1512), (864, 1456), (896, 1404), (936, 1344), (1008, 1248), (1092, 1152)]