140638788

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{18341}}^1$

素因数の和:18425

約数の個数: 48

約数和(自身を含む): 369774720

約数和(自身を除く): 229135932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3834, 7668, 18341, 36682, 55023, 73364, 110046, 165069, 220092, 330138, 495207, 660276, 990414, 1302211, 1980828, 2604422, 3906633, 5208844, 7813266, 11719899, 15626532, 23439798, 35159697, 46879596, 70319394, 140638788]

約数ペア:

[(1, 140638788), (2, 70319394), (3, 46879596), (4, 35159697), (6, 23439798), (9, 15626532), (12, 11719899), (18, 7813266), (27, 5208844), (36, 3906633), (54, 2604422), (71, 1980828), (108, 1302211), (142, 990414), (213, 660276), (284, 495207), (426, 330138), (639, 220092), (852, 165069), (1278, 110046), (1917, 73364), (2556, 55023), (3834, 36682), (7668, 18341)]