123057280

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4091}}^1$

素因数の和:4157

約数の個数: 64

約数和(自身を含む): 300516480

約数和(自身を除く): 177459200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 320, 376, 470, 640, 752, 940, 1504, 1880, 3008, 3760, 4091, 6016, 7520, 8182, 15040, 16364, 20455, 30080, 32728, 40910, 65456, 81820, 130912, 163640, 192277, 261824, 327280, 384554, 523648, 654560, 769108, 961385, 1309120, 1538216, 1922770, 2618240, 3076432, 3845540, 6152864, 7691080, 12305728, 15382160, 24611456, 30764320, 61528640, 123057280]

約数ペア:

[(1, 123057280), (2, 61528640), (4, 30764320), (5, 24611456), (8, 15382160), (10, 12305728), (16, 7691080), (20, 6152864), (32, 3845540), (40, 3076432), (47, 2618240), (64, 1922770), (80, 1538216), (94, 1309120), (128, 961385), (160, 769108), (188, 654560), (235, 523648), (320, 384554), (376, 327280), (470, 261824), (640, 192277), (752, 163640), (940, 130912), (1504, 81820), (1880, 65456), (3008, 40910), (3760, 32728), (4091, 30080), (6016, 20455), (7520, 16364), (8182, 15040)]