990789120

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{43003}}^1$

素因数の和:43032

約数の個数: 120

約数和(自身を含む): 3431461176

約数和(自身を除く): 2440672056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 23040, 43003, 86006, 129009, 172012, 215015, 258018, 344024, 387027, 430030, 516036, 645045, 688048, 774054, 860060, 1032072, 1290090, 1376096, 1548108, 1720120, 1935135, 2064144, 2580180, 2752192, 3096216, 3440240, 3870270, 4128288, 5160360, 5504384, 6192432, 6880480, 7740540, 8256576, 10320720, 11008768, 12384864, 13760960, 15481080, 16513152, 20641440, 22017536, 24769728, 27521920, 30962160, 33026304, 41282880, 49539456, 55043840, 61924320, 66052608, 82565760, 99078912, 110087680, 123848640, 165131520, 198157824, 247697280, 330263040, 495394560, 990789120]

約数ペア:

[(1, 990789120), (2, 495394560), (3, 330263040), (4, 247697280), (5, 198157824), (6, 165131520), (8, 123848640), (9, 110087680), (10, 99078912), (12, 82565760), (15, 66052608), (16, 61924320), (18, 55043840), (20, 49539456), (24, 41282880), (30, 33026304), (32, 30962160), (36, 27521920), (40, 24769728), (45, 22017536), (48, 20641440), (60, 16513152), (64, 15481080), (72, 13760960), (80, 12384864), (90, 11008768), (96, 10320720), (120, 8256576), (128, 7740540), (144, 6880480), (160, 6192432), (180, 5504384), (192, 5160360), (240, 4128288), (256, 3870270), (288, 3440240), (320, 3096216), (360, 2752192), (384, 2580180), (480, 2064144), (512, 1935135), (576, 1720120), (640, 1548108), (720, 1376096), (768, 1290090), (960, 1032072), (1152, 860060), (1280, 774054), (1440, 688048), (1536, 645045), (1920, 516036), (2304, 430030), (2560, 387027), (2880, 344024), (3840, 258018), (4608, 215015), (5760, 172012), (7680, 129009), (11520, 86006), (23040, 43003)]