142342880

素因数分解:

$2^5\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2287}}^1$

素因数の和:2691

約数の個数: 48

約数和(自身を含む): 337296960

約数和(自身を除く): 194954080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 389, 778, 1556, 1945, 2287, 3112, 3890, 4574, 6224, 7780, 9148, 11435, 12448, 15560, 18296, 22870, 31120, 36592, 45740, 62240, 73184, 91480, 182960, 365920, 889643, 1779286, 3558572, 4448215, 7117144, 8896430, 14234288, 17792860, 28468576, 35585720, 71171440, 142342880]

約数ペア:

[(1, 142342880), (2, 71171440), (4, 35585720), (5, 28468576), (8, 17792860), (10, 14234288), (16, 8896430), (20, 7117144), (32, 4448215), (40, 3558572), (80, 1779286), (160, 889643), (389, 365920), (778, 182960), (1556, 91480), (1945, 73184), (2287, 62240), (3112, 45740), (3890, 36592), (4574, 31120), (6224, 22870), (7780, 18296), (9148, 15560), (11435, 12448)]