80615520

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{18661}}^1$

素因数の和:18685

約数の個数: 96

約数和(自身を含む): 282169440

約数和(自身を除く): 201553920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 18661, 37322, 55983, 74644, 93305, 111966, 149288, 167949, 186610, 223932, 279915, 298576, 335898, 373220, 447864, 503847, 559830, 597152, 671796, 746440, 839745, 895728, 1007694, 1119660, 1343592, 1492880, 1679490, 1791456, 2015388, 2239320, 2519235, 2687184, 2985760, 3358980, 4030776, 4478640, 5038470, 5374368, 6717960, 8061552, 8957280, 10076940, 13435920, 16123104, 20153880, 26871840, 40307760, 80615520]

約数ペア:

[(1, 80615520), (2, 40307760), (3, 26871840), (4, 20153880), (5, 16123104), (6, 13435920), (8, 10076940), (9, 8957280), (10, 8061552), (12, 6717960), (15, 5374368), (16, 5038470), (18, 4478640), (20, 4030776), (24, 3358980), (27, 2985760), (30, 2687184), (32, 2519235), (36, 2239320), (40, 2015388), (45, 1791456), (48, 1679490), (54, 1492880), (60, 1343592), (72, 1119660), (80, 1007694), (90, 895728), (96, 839745), (108, 746440), (120, 671796), (135, 597152), (144, 559830), (160, 503847), (180, 447864), (216, 373220), (240, 335898), (270, 298576), (288, 279915), (360, 223932), (432, 186610), (480, 167949), (540, 149288), (720, 111966), (864, 93305), (1080, 74644), (1440, 55983), (2160, 37322), (4320, 18661)]