81934080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1123}}^1$

素因数の和:1166

約数の個数: 144

約数和(自身を含む): 275694720

約数和(自身を除く): 193760640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 768, 912, 960, 1123, 1140, 1216, 1280, 1520, 1824, 1920, 2246, 2280, 2432, 3040, 3369, 3648, 3840, 4492, 4560, 4864, 5615, 6080, 6738, 7296, 8984, 9120, 11230, 12160, 13476, 14592, 16845, 17968, 18240, 21337, 22460, 24320, 26952, 33690, 35936, 36480, 42674, 44920, 53904, 64011, 67380, 71872, 72960, 85348, 89840, 106685, 107808, 128022, 134760, 143744, 170696, 179680, 213370, 215616, 256044, 269520, 287488, 320055, 341392, 359360, 426740, 431232, 512088, 539040, 640110, 682784, 718720, 853480, 862464, 1024176, 1078080, 1280220, 1365568, 1437440, 1706960, 2048352, 2156160, 2560440, 2731136, 3413920, 4096704, 4312320, 5120880, 5462272, 6827840, 8193408, 10241760, 13655680, 16386816, 20483520, 27311360, 40967040, 81934080]

約数ペア:

[(1, 81934080), (2, 40967040), (3, 27311360), (4, 20483520), (5, 16386816), (6, 13655680), (8, 10241760), (10, 8193408), (12, 6827840), (15, 5462272), (16, 5120880), (19, 4312320), (20, 4096704), (24, 3413920), (30, 2731136), (32, 2560440), (38, 2156160), (40, 2048352), (48, 1706960), (57, 1437440), (60, 1365568), (64, 1280220), (76, 1078080), (80, 1024176), (95, 862464), (96, 853480), (114, 718720), (120, 682784), (128, 640110), (152, 539040), (160, 512088), (190, 431232), (192, 426740), (228, 359360), (240, 341392), (256, 320055), (285, 287488), (304, 269520), (320, 256044), (380, 215616), (384, 213370), (456, 179680), (480, 170696), (570, 143744), (608, 134760), (640, 128022), (760, 107808), (768, 106685), (912, 89840), (960, 85348), (1123, 72960), (1140, 71872), (1216, 67380), (1280, 64011), (1520, 53904), (1824, 44920), (1920, 42674), (2246, 36480), (2280, 35936), (2432, 33690), (3040, 26952), (3369, 24320), (3648, 22460), (3840, 21337), (4492, 18240), (4560, 17968), (4864, 16845), (5615, 14592), (6080, 13476), (6738, 12160), (7296, 11230), (8984, 9120)]