991451520

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{172127}}^1$

素因数の和:172152

約数の個数: 96

約数和(自身を含む): 3423625920

約数和(自身を除く): 2432174400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 172127, 344254, 516381, 688508, 860635, 1032762, 1377016, 1549143, 1721270, 2065524, 2581905, 2754032, 3098286, 3442540, 4131048, 5163810, 5508064, 6196572, 6885080, 7745715, 8262096, 10327620, 11016128, 12393144, 13770160, 15491430, 16524192, 20655240, 22032256, 24786288, 27540320, 30982860, 33048384, 41310480, 49572576, 55080640, 61965720, 66096768, 82620960, 99145152, 110161280, 123931440, 165241920, 198290304, 247862880, 330483840, 495725760, 991451520]

約数ペア:

[(1, 991451520), (2, 495725760), (3, 330483840), (4, 247862880), (5, 198290304), (6, 165241920), (8, 123931440), (9, 110161280), (10, 99145152), (12, 82620960), (15, 66096768), (16, 61965720), (18, 55080640), (20, 49572576), (24, 41310480), (30, 33048384), (32, 30982860), (36, 27540320), (40, 24786288), (45, 22032256), (48, 20655240), (60, 16524192), (64, 15491430), (72, 13770160), (80, 12393144), (90, 11016128), (96, 10327620), (120, 8262096), (128, 7745715), (144, 6885080), (160, 6196572), (180, 5508064), (192, 5163810), (240, 4131048), (288, 3442540), (320, 3098286), (360, 2754032), (384, 2581905), (480, 2065524), (576, 1721270), (640, 1549143), (720, 1377016), (960, 1032762), (1152, 860635), (1440, 688508), (1920, 516381), (2880, 344254), (5760, 172127)]