320185215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{1471}}^1$

素因数の和:2180

約数の個数: 48

約数和(自身を含む): 635621376

約数和(自身を除く): 315436161

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 691, 1471, 2073, 3455, 4413, 4837, 6219, 7355, 10297, 10365, 13239, 14511, 22065, 24185, 30891, 31095, 43533, 51485, 66195, 72555, 92673, 154455, 217665, 463365, 1016461, 3049383, 5082305, 7115227, 9148149, 15246915, 21345681, 35576135, 45740745, 64037043, 106728405, 320185215]

約数ペア:

[(1, 320185215), (3, 106728405), (5, 64037043), (7, 45740745), (9, 35576135), (15, 21345681), (21, 15246915), (35, 9148149), (45, 7115227), (63, 5082305), (105, 3049383), (315, 1016461), (691, 463365), (1471, 217665), (2073, 154455), (3455, 92673), (4413, 72555), (4837, 66195), (6219, 51485), (7355, 43533), (10297, 31095), (10365, 30891), (13239, 24185), (14511, 22065)]