280777728

素因数分解:

$2^{10}\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1187}}^1$

素因数の和:1228

約数の個数: 176

約数和(自身を含む): 933825024

約数和(自身を除く): 653047296

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 96, 112, 128, 132, 154, 168, 176, 192, 224, 231, 256, 264, 308, 336, 352, 384, 448, 462, 512, 528, 616, 672, 704, 768, 896, 924, 1024, 1056, 1187, 1232, 1344, 1408, 1536, 1792, 1848, 2112, 2374, 2464, 2688, 2816, 3072, 3561, 3584, 3696, 4224, 4748, 4928, 5376, 5632, 7122, 7168, 7392, 8309, 8448, 9496, 9856, 10752, 11264, 13057, 14244, 14784, 16618, 16896, 18992, 19712, 21504, 24927, 26114, 28488, 29568, 33236, 33792, 37984, 39171, 39424, 49854, 52228, 56976, 59136, 66472, 75968, 78342, 78848, 91399, 99708, 104456, 113952, 118272, 132944, 151936, 156684, 182798, 199416, 208912, 227904, 236544, 265888, 274197, 303872, 313368, 365596, 398832, 417824, 455808, 531776, 548394, 607744, 626736, 731192, 797664, 835648, 911616, 1063552, 1096788, 1215488, 1253472, 1462384, 1595328, 1671296, 1823232, 2127104, 2193576, 2506944, 2924768, 3190656, 3342592, 3646464, 4254208, 4387152, 5013888, 5849536, 6381312, 6685184, 8508416, 8774304, 10027776, 11699072, 12762624, 13370368, 17548608, 20055552, 23398144, 25525248, 35097216, 40111104, 46796288, 70194432, 93592576, 140388864, 280777728]

約数ペア:

[(1, 280777728), (2, 140388864), (3, 93592576), (4, 70194432), (6, 46796288), (7, 40111104), (8, 35097216), (11, 25525248), (12, 23398144), (14, 20055552), (16, 17548608), (21, 13370368), (22, 12762624), (24, 11699072), (28, 10027776), (32, 8774304), (33, 8508416), (42, 6685184), (44, 6381312), (48, 5849536), (56, 5013888), (64, 4387152), (66, 4254208), (77, 3646464), (84, 3342592), (88, 3190656), (96, 2924768), (112, 2506944), (128, 2193576), (132, 2127104), (154, 1823232), (168, 1671296), (176, 1595328), (192, 1462384), (224, 1253472), (231, 1215488), (256, 1096788), (264, 1063552), (308, 911616), (336, 835648), (352, 797664), (384, 731192), (448, 626736), (462, 607744), (512, 548394), (528, 531776), (616, 455808), (672, 417824), (704, 398832), (768, 365596), (896, 313368), (924, 303872), (1024, 274197), (1056, 265888), (1187, 236544), (1232, 227904), (1344, 208912), (1408, 199416), (1536, 182798), (1792, 156684), (1848, 151936), (2112, 132944), (2374, 118272), (2464, 113952), (2688, 104456), (2816, 99708), (3072, 91399), (3561, 78848), (3584, 78342), (3696, 75968), (4224, 66472), (4748, 59136), (4928, 56976), (5376, 52228), (5632, 49854), (7122, 39424), (7168, 39171), (7392, 37984), (8309, 33792), (8448, 33236), (9496, 29568), (9856, 28488), (10752, 26114), (11264, 24927), (13057, 21504), (14244, 19712), (14784, 18992), (16618, 16896)]