321007608

素因数分解:

$2^3\times 3^2\times {\mathrm{223}}^1\times {\mathrm{19993}}^1$

素因数の和:20228

約数の個数: 48

約数和(自身を含む): 873337920

約数和(自身を除く): 552330312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 223, 446, 669, 892, 1338, 1784, 2007, 2676, 4014, 5352, 8028, 16056, 19993, 39986, 59979, 79972, 119958, 159944, 179937, 239916, 359874, 479832, 719748, 1439496, 4458439, 8916878, 13375317, 17833756, 26750634, 35667512, 40125951, 53501268, 80251902, 107002536, 160503804, 321007608]

約数ペア:

[(1, 321007608), (2, 160503804), (3, 107002536), (4, 80251902), (6, 53501268), (8, 40125951), (9, 35667512), (12, 26750634), (18, 17833756), (24, 13375317), (36, 8916878), (72, 4458439), (223, 1439496), (446, 719748), (669, 479832), (892, 359874), (1338, 239916), (1784, 179937), (2007, 159944), (2676, 119958), (4014, 79972), (5352, 59979), (8028, 39986), (16056, 19993)]