78739560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{72907}}^1$

素因数の和:72927

約数の個数: 64

約数和(自身を含む): 262468800

約数和(自身を除く): 183729240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 72907, 145814, 218721, 291628, 364535, 437442, 583256, 656163, 729070, 874884, 1093605, 1312326, 1458140, 1749768, 1968489, 2187210, 2624652, 2916280, 3280815, 3936978, 4374420, 5249304, 6561630, 7873956, 8748840, 9842445, 13123260, 15747912, 19684890, 26246520, 39369780, 78739560]

約数ペア:

[(1, 78739560), (2, 39369780), (3, 26246520), (4, 19684890), (5, 15747912), (6, 13123260), (8, 9842445), (9, 8748840), (10, 7873956), (12, 6561630), (15, 5249304), (18, 4374420), (20, 3936978), (24, 3280815), (27, 2916280), (30, 2624652), (36, 2187210), (40, 1968489), (45, 1749768), (54, 1458140), (60, 1312326), (72, 1093605), (90, 874884), (108, 729070), (120, 656163), (135, 583256), (180, 437442), (216, 364535), (270, 291628), (360, 218721), (540, 145814), (1080, 72907)]