319930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:150

約数の個数: 32

約数和(自身を含む): 653184

約数和(自身を除く): 333254

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 107, 115, 130, 214, 230, 299, 535, 598, 1070, 1391, 1495, 2461, 2782, 2990, 4922, 6955, 12305, 13910, 24610, 31993, 63986, 159965, 319930]

約数ペア:

[(1, 319930), (2, 159965), (5, 63986), (10, 31993), (13, 24610), (23, 13910), (26, 12305), (46, 6955), (65, 4922), (107, 2990), (115, 2782), (130, 2461), (214, 1495), (230, 1391), (299, 1070), (535, 598)]