208296060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{70849}}^1$

素因数の和:70875

約数の個数: 72

約数和(自身を含む): 678459600

約数和(自身を除く): 470163540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 70849, 141698, 212547, 283396, 354245, 425094, 495943, 708490, 850188, 991886, 1062735, 1416980, 1487829, 1983772, 2125470, 2479715, 2975658, 3471601, 4250940, 4959430, 5951316, 6943202, 7439145, 9918860, 10414803, 13886404, 14878290, 17358005, 20829606, 29756580, 34716010, 41659212, 52074015, 69432020, 104148030, 208296060]

約数ペア:

[(1, 208296060), (2, 104148030), (3, 69432020), (4, 52074015), (5, 41659212), (6, 34716010), (7, 29756580), (10, 20829606), (12, 17358005), (14, 14878290), (15, 13886404), (20, 10414803), (21, 9918860), (28, 7439145), (30, 6943202), (35, 5951316), (42, 4959430), (49, 4250940), (60, 3471601), (70, 2975658), (84, 2479715), (98, 2125470), (105, 1983772), (140, 1487829), (147, 1416980), (196, 1062735), (210, 991886), (245, 850188), (294, 708490), (420, 495943), (490, 425094), (588, 354245), (735, 283396), (980, 212547), (1470, 141698), (2940, 70849)]