239200720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{4057}}^1$

素因数の和:4148

約数の個数: 80

約数和(自身を含む): 615907008

約数和(自身を除く): 376706288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 67, 80, 88, 110, 134, 176, 220, 268, 335, 440, 536, 670, 737, 880, 1072, 1340, 1474, 2680, 2948, 3685, 4057, 5360, 5896, 7370, 8114, 11792, 14740, 16228, 20285, 29480, 32456, 40570, 44627, 58960, 64912, 81140, 89254, 162280, 178508, 223135, 271819, 324560, 357016, 446270, 543638, 714032, 892540, 1087276, 1359095, 1785080, 2174552, 2718190, 2990009, 3570160, 4349104, 5436380, 5980018, 10872760, 11960036, 14950045, 21745520, 23920072, 29900090, 47840144, 59800180, 119600360, 239200720]

約数ペア:

[(1, 239200720), (2, 119600360), (4, 59800180), (5, 47840144), (8, 29900090), (10, 23920072), (11, 21745520), (16, 14950045), (20, 11960036), (22, 10872760), (40, 5980018), (44, 5436380), (55, 4349104), (67, 3570160), (80, 2990009), (88, 2718190), (110, 2174552), (134, 1785080), (176, 1359095), (220, 1087276), (268, 892540), (335, 714032), (440, 543638), (536, 446270), (670, 357016), (737, 324560), (880, 271819), (1072, 223135), (1340, 178508), (1474, 162280), (2680, 89254), (2948, 81140), (3685, 64912), (4057, 58960), (5360, 44627), (5896, 40570), (7370, 32456), (8114, 29480), (11792, 20285), (14740, 16228)]