306579160

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{16001}}^1$

素因数の和:16491

約数の個数: 32

約数和(自身を含む): 691286400

約数和(自身を除く): 384707240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2395, 3832, 4790, 9580, 16001, 19160, 32002, 64004, 80005, 128008, 160010, 320020, 640040, 7664479, 15328958, 30657916, 38322395, 61315832, 76644790, 153289580, 306579160]

約数ペア:

[(1, 306579160), (2, 153289580), (4, 76644790), (5, 61315832), (8, 38322395), (10, 30657916), (20, 15328958), (40, 7664479), (479, 640040), (958, 320020), (1916, 160010), (2395, 128008), (3832, 80005), (4790, 64004), (9580, 32002), (16001, 19160)]