1281659904

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{19867}}^1$

素因数の和:19900

約数の個数: 132

約数和(自身を含む): 4229658784

約数和(自身を除く): 2947998880

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 672, 768, 896, 1008, 1024, 1152, 1344, 1536, 1792, 2016, 2304, 2688, 3072, 3584, 4032, 4608, 5376, 7168, 8064, 9216, 10752, 16128, 19867, 21504, 32256, 39734, 59601, 64512, 79468, 119202, 139069, 158936, 178803, 238404, 278138, 317872, 357606, 417207, 476808, 556276, 635744, 715212, 834414, 953616, 1112552, 1251621, 1271488, 1430424, 1668828, 1907232, 2225104, 2503242, 2542976, 2860848, 3337656, 3814464, 4450208, 5006484, 5085952, 5721696, 6675312, 7628928, 8900416, 10012968, 10171904, 11443392, 13350624, 15257856, 17800832, 20025936, 20343808, 22886784, 26701248, 30515712, 35601664, 40051872, 45773568, 53402496, 61031424, 71203328, 80103744, 91547136, 106804992, 142406656, 160207488, 183094272, 213609984, 320414976, 427219968, 640829952, 1281659904]

約数ペア:

[(1, 1281659904), (2, 640829952), (3, 427219968), (4, 320414976), (6, 213609984), (7, 183094272), (8, 160207488), (9, 142406656), (12, 106804992), (14, 91547136), (16, 80103744), (18, 71203328), (21, 61031424), (24, 53402496), (28, 45773568), (32, 40051872), (36, 35601664), (42, 30515712), (48, 26701248), (56, 22886784), (63, 20343808), (64, 20025936), (72, 17800832), (84, 15257856), (96, 13350624), (112, 11443392), (126, 10171904), (128, 10012968), (144, 8900416), (168, 7628928), (192, 6675312), (224, 5721696), (252, 5085952), (256, 5006484), (288, 4450208), (336, 3814464), (384, 3337656), (448, 2860848), (504, 2542976), (512, 2503242), (576, 2225104), (672, 1907232), (768, 1668828), (896, 1430424), (1008, 1271488), (1024, 1251621), (1152, 1112552), (1344, 953616), (1536, 834414), (1792, 715212), (2016, 635744), (2304, 556276), (2688, 476808), (3072, 417207), (3584, 357606), (4032, 317872), (4608, 278138), (5376, 238404), (7168, 178803), (8064, 158936), (9216, 139069), (10752, 119202), (16128, 79468), (19867, 64512), (21504, 59601), (32256, 39734)]