1981929960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{5505361}}^1$

素因数の和:5505378

約数の個数: 48

約数和(自身を含む): 6441273540

約数和(自身を除く): 4459343580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 5505361, 11010722, 16516083, 22021444, 27526805, 33032166, 44042888, 49548249, 55053610, 66064332, 82580415, 99096498, 110107220, 132128664, 165160830, 198192996, 220214440, 247741245, 330321660, 396385992, 495482490, 660643320, 990964980, 1981929960]

約数ペア:

[(1, 1981929960), (2, 990964980), (3, 660643320), (4, 495482490), (5, 396385992), (6, 330321660), (8, 247741245), (9, 220214440), (10, 198192996), (12, 165160830), (15, 132128664), (18, 110107220), (20, 99096498), (24, 82580415), (30, 66064332), (36, 55053610), (40, 49548249), (45, 44042888), (60, 33032166), (72, 27526805), (90, 22021444), (120, 16516083), (180, 11010722), (360, 5505361)]