189157020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{242509}}^1$

素因数の和:242534

約数の個数: 48

約数和(自身を含む): 570383520

約数和(自身を除く): 381226500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 242509, 485018, 727527, 970036, 1212545, 1455054, 2425090, 2910108, 3152617, 3637635, 4850180, 6305234, 7275270, 9457851, 12610468, 14550540, 15763085, 18915702, 31526170, 37831404, 47289255, 63052340, 94578510, 189157020]

約数ペア:

[(1, 189157020), (2, 94578510), (3, 63052340), (4, 47289255), (5, 37831404), (6, 31526170), (10, 18915702), (12, 15763085), (13, 14550540), (15, 12610468), (20, 9457851), (26, 7275270), (30, 6305234), (39, 4850180), (52, 3637635), (60, 3152617), (65, 2910108), (78, 2425090), (130, 1455054), (156, 1212545), (195, 970036), (260, 727527), (390, 485018), (780, 242509)]