209969400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{349949}}^1$

素因数の和:349968

約数の個数: 48

約数和(自身を含む): 650907000

約数和(自身を除く): 440937600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 349949, 699898, 1049847, 1399796, 1749745, 2099694, 2799592, 3499490, 4199388, 5249235, 6998980, 8398776, 8748725, 10498470, 13997960, 17497450, 20996940, 26246175, 34994900, 41993880, 52492350, 69989800, 104984700, 209969400]

約数ペア:

[(1, 209969400), (2, 104984700), (3, 69989800), (4, 52492350), (5, 41993880), (6, 34994900), (8, 26246175), (10, 20996940), (12, 17497450), (15, 13997960), (20, 10498470), (24, 8748725), (25, 8398776), (30, 6998980), (40, 5249235), (50, 4199388), (60, 3499490), (75, 2799592), (100, 2099694), (120, 1749745), (150, 1399796), (200, 1049847), (300, 699898), (600, 349949)]