1981653120

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{114679}}^1$

素因数の和:114707

約数の個数: 128

約数和(自身を含む): 7018416000

約数和(自身を除く): 5036762880

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, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 114679, 229358, 344037, 458716, 573395, 688074, 917432, 1032111, 1146790, 1376148, 1720185, 1834864, 2064222, 2293580, 2752296, 3096333, 3440370, 3669728, 4128444, 4587160, 5160555, 5504592, 6192666, 6880740, 7339456, 8256888, 9174320, 10321110, 11009184, 12385332, 13761480, 14678912, 15481665, 16513776, 18348640, 20642220, 22018368, 24770664, 27522960, 30963330, 33027552, 36697280, 41284440, 44036736, 49541328, 55045920, 61926660, 66055104, 73394560, 82568880, 99082656, 110091840, 123853320, 132110208, 165137760, 198165312, 220183680, 247706640, 330275520, 396330624, 495413280, 660551040, 990826560, 1981653120]

約数ペア:

[(1, 1981653120), (2, 990826560), (3, 660551040), (4, 495413280), (5, 396330624), (6, 330275520), (8, 247706640), (9, 220183680), (10, 198165312), (12, 165137760), (15, 132110208), (16, 123853320), (18, 110091840), (20, 99082656), (24, 82568880), (27, 73394560), (30, 66055104), (32, 61926660), (36, 55045920), (40, 49541328), (45, 44036736), (48, 41284440), (54, 36697280), (60, 33027552), (64, 30963330), (72, 27522960), (80, 24770664), (90, 22018368), (96, 20642220), (108, 18348640), (120, 16513776), (128, 15481665), (135, 14678912), (144, 13761480), (160, 12385332), (180, 11009184), (192, 10321110), (216, 9174320), (240, 8256888), (270, 7339456), (288, 6880740), (320, 6192666), (360, 5504592), (384, 5160555), (432, 4587160), (480, 4128444), (540, 3669728), (576, 3440370), (640, 3096333), (720, 2752296), (864, 2293580), (960, 2064222), (1080, 1834864), (1152, 1720185), (1440, 1376148), (1728, 1146790), (1920, 1032111), (2160, 917432), (2880, 688074), (3456, 573395), (4320, 458716), (5760, 344037), (8640, 229358), (17280, 114679)]