255118080

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{9491}}^1$

素因数の和:9522

約数の個数: 144

約数和(自身を含む): 931279104

約数和(自身を除く): 676161024

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 9491, 13440, 18982, 26880, 28473, 37964, 47455, 56946, 66437, 75928, 94910, 113892, 132874, 142365, 151856, 189820, 199311, 227784, 265748, 284730, 303712, 332185, 379640, 398622, 455568, 531496, 569460, 607424, 664370, 759280, 797244, 911136, 996555, 1062992, 1138920, 1214848, 1328740, 1518560, 1594488, 1822272, 1993110, 2125984, 2277840, 2429696, 2657480, 3037120, 3188976, 3644544, 3986220, 4251968, 4555680, 5314960, 6074240, 6377952, 7289088, 7972440, 8503936, 9111360, 10629920, 12148480, 12755904, 15944880, 17007872, 18222720, 21259840, 25511808, 31889760, 36445440, 42519680, 51023616, 63779520, 85039360, 127559040, 255118080]

約数ペア:

[(1, 255118080), (2, 127559040), (3, 85039360), (4, 63779520), (5, 51023616), (6, 42519680), (7, 36445440), (8, 31889760), (10, 25511808), (12, 21259840), (14, 18222720), (15, 17007872), (16, 15944880), (20, 12755904), (21, 12148480), (24, 10629920), (28, 9111360), (30, 8503936), (32, 7972440), (35, 7289088), (40, 6377952), (42, 6074240), (48, 5314960), (56, 4555680), (60, 4251968), (64, 3986220), (70, 3644544), (80, 3188976), (84, 3037120), (96, 2657480), (105, 2429696), (112, 2277840), (120, 2125984), (128, 1993110), (140, 1822272), (160, 1594488), (168, 1518560), (192, 1328740), (210, 1214848), (224, 1138920), (240, 1062992), (256, 996555), (280, 911136), (320, 797244), (336, 759280), (384, 664370), (420, 607424), (448, 569460), (480, 531496), (560, 455568), (640, 398622), (672, 379640), (768, 332185), (840, 303712), (896, 284730), (960, 265748), (1120, 227784), (1280, 199311), (1344, 189820), (1680, 151856), (1792, 142365), (1920, 132874), (2240, 113892), (2688, 94910), (3360, 75928), (3840, 66437), (4480, 56946), (5376, 47455), (6720, 37964), (8960, 28473), (9491, 26880), (13440, 18982)]