820111488

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{305101}}^1$

素因数の和:305125

約数の個数: 64

約数和(自身を含む): 2489632320

約数和(自身を除く): 1669520832

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, 305101, 610202, 915303, 1220404, 1830606, 2135707, 2440808, 3661212, 4271414, 4881616, 6407121, 7322424, 8542828, 9763232, 12814242, 14644848, 17085656, 19526464, 25628484, 29289696, 34171312, 39052928, 51256968, 58579392, 68342624, 102513936, 117158784, 136685248, 205027872, 273370496, 410055744, 820111488]

約数ペア:

[(1, 820111488), (2, 410055744), (3, 273370496), (4, 205027872), (6, 136685248), (7, 117158784), (8, 102513936), (12, 68342624), (14, 58579392), (16, 51256968), (21, 39052928), (24, 34171312), (28, 29289696), (32, 25628484), (42, 19526464), (48, 17085656), (56, 14644848), (64, 12814242), (84, 9763232), (96, 8542828), (112, 7322424), (128, 6407121), (168, 4881616), (192, 4271414), (224, 3661212), (336, 2440808), (384, 2135707), (448, 1830606), (672, 1220404), (896, 915303), (1344, 610202), (2688, 305101)]