28241280

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{4903}}^1$

素因数の和:4928

約数の個数: 96

約数和(自身を含む): 97540560

約数和(自身を除く): 69299280

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, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 4903, 5760, 9806, 14709, 19612, 24515, 29418, 39224, 44127, 49030, 58836, 73545, 78448, 88254, 98060, 117672, 147090, 156896, 176508, 196120, 220635, 235344, 294180, 313792, 353016, 392240, 441270, 470688, 588360, 627584, 706032, 784480, 882540, 941376, 1176720, 1412064, 1568960, 1765080, 1882752, 2353440, 2824128, 3137920, 3530160, 4706880, 5648256, 7060320, 9413760, 14120640, 28241280]

約数ペア:

[(1, 28241280), (2, 14120640), (3, 9413760), (4, 7060320), (5, 5648256), (6, 4706880), (8, 3530160), (9, 3137920), (10, 2824128), (12, 2353440), (15, 1882752), (16, 1765080), (18, 1568960), (20, 1412064), (24, 1176720), (30, 941376), (32, 882540), (36, 784480), (40, 706032), (45, 627584), (48, 588360), (60, 470688), (64, 441270), (72, 392240), (80, 353016), (90, 313792), (96, 294180), (120, 235344), (128, 220635), (144, 196120), (160, 176508), (180, 156896), (192, 147090), (240, 117672), (288, 98060), (320, 88254), (360, 78448), (384, 73545), (480, 58836), (576, 49030), (640, 44127), (720, 39224), (960, 29418), (1152, 24515), (1440, 19612), (1920, 14709), (2880, 9806), (4903, 5760)]