121872640

素因数分解:

$2^8\times 5^1\times {\mathrm{95213}}^1$

素因数の和:95234

約数の個数: 36

約数和(自身を含む): 291926124

約数和(自身を除く): 170053484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 95213, 190426, 380852, 476065, 761704, 952130, 1523408, 1904260, 3046816, 3808520, 6093632, 7617040, 12187264, 15234080, 24374528, 30468160, 60936320, 121872640]

約数ペア:

[(1, 121872640), (2, 60936320), (4, 30468160), (5, 24374528), (8, 15234080), (10, 12187264), (16, 7617040), (20, 6093632), (32, 3808520), (40, 3046816), (64, 1904260), (80, 1523408), (128, 952130), (160, 761704), (256, 476065), (320, 380852), (640, 190426), (1280, 95213)]