1290336000

素因数分解:

$2^8\times 3^1\times 5^3\times {\mathrm{13441}}^1$

素因数の和:13475

約数の個数: 144

約数和(自身を含む): 4286169888

約数和(自身を除く): 2995833888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 256, 300, 320, 375, 384, 400, 480, 500, 600, 640, 750, 768, 800, 960, 1000, 1200, 1280, 1500, 1600, 1920, 2000, 2400, 3000, 3200, 3840, 4000, 4800, 6000, 6400, 8000, 9600, 12000, 13441, 16000, 19200, 24000, 26882, 32000, 40323, 48000, 53764, 67205, 80646, 96000, 107528, 134410, 161292, 201615, 215056, 268820, 322584, 336025, 403230, 430112, 537640, 645168, 672050, 806460, 860224, 1008075, 1075280, 1290336, 1344100, 1612920, 1680125, 1720448, 2016150, 2150560, 2580672, 2688200, 3225840, 3360250, 3440896, 4032300, 4301120, 5040375, 5161344, 5376400, 6451680, 6720500, 8064600, 8602240, 10080750, 10322688, 10752800, 12903360, 13441000, 16129200, 17204480, 20161500, 21505600, 25806720, 26882000, 32258400, 40323000, 43011200, 51613440, 53764000, 64516800, 80646000, 86022400, 107528000, 129033600, 161292000, 215056000, 258067200, 322584000, 430112000, 645168000, 1290336000]

約数ペア:

[(1, 1290336000), (2, 645168000), (3, 430112000), (4, 322584000), (5, 258067200), (6, 215056000), (8, 161292000), (10, 129033600), (12, 107528000), (15, 86022400), (16, 80646000), (20, 64516800), (24, 53764000), (25, 51613440), (30, 43011200), (32, 40323000), (40, 32258400), (48, 26882000), (50, 25806720), (60, 21505600), (64, 20161500), (75, 17204480), (80, 16129200), (96, 13441000), (100, 12903360), (120, 10752800), (125, 10322688), (128, 10080750), (150, 8602240), (160, 8064600), (192, 6720500), (200, 6451680), (240, 5376400), (250, 5161344), (256, 5040375), (300, 4301120), (320, 4032300), (375, 3440896), (384, 3360250), (400, 3225840), (480, 2688200), (500, 2580672), (600, 2150560), (640, 2016150), (750, 1720448), (768, 1680125), (800, 1612920), (960, 1344100), (1000, 1290336), (1200, 1075280), (1280, 1008075), (1500, 860224), (1600, 806460), (1920, 672050), (2000, 645168), (2400, 537640), (3000, 430112), (3200, 403230), (3840, 336025), (4000, 322584), (4800, 268820), (6000, 215056), (6400, 201615), (8000, 161292), (9600, 134410), (12000, 107528), (13441, 96000), (16000, 80646), (19200, 67205), (24000, 53764), (26882, 48000), (32000, 40323)]