149409400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{106721}}^1$

素因数の和:106744

約数の個数: 48

約数和(自身を含む): 397005840

約数和(自身を除く): 247596440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 106721, 213442, 426884, 533605, 747047, 853768, 1067210, 1494094, 2134420, 2668025, 2988188, 3735235, 4268840, 5336050, 5976376, 7470470, 10672100, 14940940, 18676175, 21344200, 29881880, 37352350, 74704700, 149409400]

約数ペア:

[(1, 149409400), (2, 74704700), (4, 37352350), (5, 29881880), (7, 21344200), (8, 18676175), (10, 14940940), (14, 10672100), (20, 7470470), (25, 5976376), (28, 5336050), (35, 4268840), (40, 3735235), (50, 2988188), (56, 2668025), (70, 2134420), (100, 1494094), (140, 1067210), (175, 853768), (200, 747047), (280, 533605), (350, 426884), (700, 213442), (1400, 106721)]