161769195

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1777}}^1$

素因数の和:1829

約数の個数: 72

約数和(自身を含む): 340607904

約数和(自身を除く): 178838709

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 289, 315, 357, 595, 765, 867, 1071, 1445, 1777, 1785, 2023, 2601, 4335, 5331, 5355, 6069, 8885, 10115, 12439, 13005, 15993, 18207, 26655, 30209, 30345, 37317, 62195, 79965, 90627, 91035, 111951, 151045, 186585, 211463, 271881, 453135, 513553, 559755, 634389, 1057315, 1359405, 1540659, 1903167, 2567765, 3171945, 3594871, 4621977, 7703295, 9515835, 10784613, 17974355, 23109885, 32353839, 53923065, 161769195]

約数ペア:

[(1, 161769195), (3, 53923065), (5, 32353839), (7, 23109885), (9, 17974355), (15, 10784613), (17, 9515835), (21, 7703295), (35, 4621977), (45, 3594871), (51, 3171945), (63, 2567765), (85, 1903167), (105, 1540659), (119, 1359405), (153, 1057315), (255, 634389), (289, 559755), (315, 513553), (357, 453135), (595, 271881), (765, 211463), (867, 186585), (1071, 151045), (1445, 111951), (1777, 91035), (1785, 90627), (2023, 79965), (2601, 62195), (4335, 37317), (5331, 30345), (5355, 30209), (6069, 26655), (8885, 18207), (10115, 15993), (12439, 13005)]