205331520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{213887}}^1$

素因数の和:213907

約数の個数: 56

約数和(自身を含む): 651930624

約数和(自身を除く): 446599104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 213887, 427774, 641661, 855548, 1069435, 1283322, 1711096, 2138870, 2566644, 3208305, 3422192, 4277740, 5133288, 6416610, 6844384, 8555480, 10266576, 12833220, 13688768, 17110960, 20533152, 25666440, 34221920, 41066304, 51332880, 68443840, 102665760, 205331520]

約数ペア:

[(1, 205331520), (2, 102665760), (3, 68443840), (4, 51332880), (5, 41066304), (6, 34221920), (8, 25666440), (10, 20533152), (12, 17110960), (15, 13688768), (16, 12833220), (20, 10266576), (24, 8555480), (30, 6844384), (32, 6416610), (40, 5133288), (48, 4277740), (60, 3422192), (64, 3208305), (80, 2566644), (96, 2138870), (120, 1711096), (160, 1283322), (192, 1069435), (240, 855548), (320, 641661), (480, 427774), (960, 213887)]