121999640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8221}}^1$

素因数の和:8292

約数の個数: 64

約数和(自身を含む): 319671360

約数和(自身を除く): 197671720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 8221, 14840, 16442, 32884, 41105, 57547, 65768, 82210, 115094, 164420, 230188, 287735, 328840, 435713, 460376, 575470, 871426, 1150940, 1742852, 2178565, 2301880, 3049991, 3485704, 4357130, 6099982, 8714260, 12199964, 15249955, 17428520, 24399928, 30499910, 60999820, 121999640]

約数ペア:

[(1, 121999640), (2, 60999820), (4, 30499910), (5, 24399928), (7, 17428520), (8, 15249955), (10, 12199964), (14, 8714260), (20, 6099982), (28, 4357130), (35, 3485704), (40, 3049991), (53, 2301880), (56, 2178565), (70, 1742852), (106, 1150940), (140, 871426), (212, 575470), (265, 460376), (280, 435713), (371, 328840), (424, 287735), (530, 230188), (742, 164420), (1060, 115094), (1484, 82210), (1855, 65768), (2120, 57547), (2968, 41105), (3710, 32884), (7420, 16442), (8221, 14840)]