81282420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{150523}}^1$

素因数の和:150541

約数の個数: 48

約数和(自身を含む): 252880320

約数和(自身を除く): 171597900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 150523, 301046, 451569, 602092, 752615, 903138, 1354707, 1505230, 1806276, 2257845, 2709414, 3010460, 4064121, 4515690, 5418828, 6773535, 8128242, 9031380, 13547070, 16256484, 20320605, 27094140, 40641210, 81282420]

約数ペア:

[(1, 81282420), (2, 40641210), (3, 27094140), (4, 20320605), (5, 16256484), (6, 13547070), (9, 9031380), (10, 8128242), (12, 6773535), (15, 5418828), (18, 4515690), (20, 4064121), (27, 3010460), (30, 2709414), (36, 2257845), (45, 1806276), (54, 1505230), (60, 1354707), (90, 903138), (108, 752615), (135, 602092), (180, 451569), (270, 301046), (540, 150523)]