211763328

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{78781}}^1$

素因数の和:78805

約数の個数: 64

約数和(自身を含む): 642861120

約数和(自身を除く): 431097792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 78781, 157562, 236343, 315124, 472686, 551467, 630248, 945372, 1102934, 1260496, 1654401, 1890744, 2205868, 2520992, 3308802, 3781488, 4411736, 5041984, 6617604, 7562976, 8823472, 10083968, 13235208, 15125952, 17646944, 26470416, 30251904, 35293888, 52940832, 70587776, 105881664, 211763328]

約数ペア:

[(1, 211763328), (2, 105881664), (3, 70587776), (4, 52940832), (6, 35293888), (7, 30251904), (8, 26470416), (12, 17646944), (14, 15125952), (16, 13235208), (21, 10083968), (24, 8823472), (28, 7562976), (32, 6617604), (42, 5041984), (48, 4411736), (56, 3781488), (64, 3308802), (84, 2520992), (96, 2205868), (112, 1890744), (128, 1654401), (168, 1260496), (192, 1102934), (224, 945372), (336, 630248), (384, 551467), (448, 472686), (672, 315124), (896, 236343), (1344, 157562), (2688, 78781)]