121687720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{39509}}^1$

素因数の和:39538

約数の個数: 64

約数和(自身を含む): 341366400

約数和(自身を除く): 219678680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 39509, 79018, 158036, 197545, 276563, 316072, 395090, 434599, 553126, 790180, 869198, 1106252, 1382815, 1580360, 1738396, 2172995, 2212504, 2765630, 3042193, 3476792, 4345990, 5531260, 6084386, 8691980, 11062520, 12168772, 15210965, 17383960, 24337544, 30421930, 60843860, 121687720]

約数ペア:

[(1, 121687720), (2, 60843860), (4, 30421930), (5, 24337544), (7, 17383960), (8, 15210965), (10, 12168772), (11, 11062520), (14, 8691980), (20, 6084386), (22, 5531260), (28, 4345990), (35, 3476792), (40, 3042193), (44, 2765630), (55, 2212504), (56, 2172995), (70, 1738396), (77, 1580360), (88, 1382815), (110, 1106252), (140, 869198), (154, 790180), (220, 553126), (280, 434599), (308, 395090), (385, 316072), (440, 276563), (616, 197545), (770, 158036), (1540, 79018), (3080, 39509)]