122887520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{109721}}^1$

素因数の和:109743

約数の個数: 48

約数和(自身を含む): 331799328

約数和(自身を除く): 208911808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 109721, 219442, 438884, 548605, 768047, 877768, 1097210, 1536094, 1755536, 2194420, 3072188, 3511072, 3840235, 4388840, 6144376, 7680470, 8777680, 12288752, 15360940, 17555360, 24577504, 30721880, 61443760, 122887520]

約数ペア:

[(1, 122887520), (2, 61443760), (4, 30721880), (5, 24577504), (7, 17555360), (8, 15360940), (10, 12288752), (14, 8777680), (16, 7680470), (20, 6144376), (28, 4388840), (32, 3840235), (35, 3511072), (40, 3072188), (56, 2194420), (70, 1755536), (80, 1536094), (112, 1097210), (140, 877768), (160, 768047), (224, 548605), (280, 438884), (560, 219442), (1120, 109721)]