260287720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{84509}}^1$

素因数の和:84538

約数の個数: 64

約数和(自身を含む): 730166400

約数和(自身を除く): 469878680

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, 84509, 169018, 338036, 422545, 591563, 676072, 845090, 929599, 1183126, 1690180, 1859198, 2366252, 2957815, 3380360, 3718396, 4647995, 4732504, 5915630, 6507193, 7436792, 9295990, 11831260, 13014386, 18591980, 23662520, 26028772, 32535965, 37183960, 52057544, 65071930, 130143860, 260287720]

約数ペア:

[(1, 260287720), (2, 130143860), (4, 65071930), (5, 52057544), (7, 37183960), (8, 32535965), (10, 26028772), (11, 23662520), (14, 18591980), (20, 13014386), (22, 11831260), (28, 9295990), (35, 7436792), (40, 6507193), (44, 5915630), (55, 4732504), (56, 4647995), (70, 3718396), (77, 3380360), (88, 2957815), (110, 2366252), (140, 1859198), (154, 1690180), (220, 1183126), (280, 929599), (308, 845090), (385, 676072), (440, 591563), (616, 422545), (770, 338036), (1540, 169018), (3080, 84509)]