181628640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{126131}}^1$

素因数の和:126152

約数の個数: 72

約数和(自身を含む): 619812648

約数和(自身を除く): 438184008

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 126131, 252262, 378393, 504524, 630655, 756786, 1009048, 1135179, 1261310, 1513572, 1891965, 2018096, 2270358, 2522620, 3027144, 3783930, 4036192, 4540716, 5045240, 5675895, 6054288, 7567860, 9081432, 10090480, 11351790, 12108576, 15135720, 18162864, 20180960, 22703580, 30271440, 36325728, 45407160, 60542880, 90814320, 181628640]

約数ペア:

[(1, 181628640), (2, 90814320), (3, 60542880), (4, 45407160), (5, 36325728), (6, 30271440), (8, 22703580), (9, 20180960), (10, 18162864), (12, 15135720), (15, 12108576), (16, 11351790), (18, 10090480), (20, 9081432), (24, 7567860), (30, 6054288), (32, 5675895), (36, 5045240), (40, 4540716), (45, 4036192), (48, 3783930), (60, 3027144), (72, 2522620), (80, 2270358), (90, 2018096), (96, 1891965), (120, 1513572), (144, 1261310), (160, 1135179), (180, 1009048), (240, 756786), (288, 630655), (360, 504524), (480, 378393), (720, 252262), (1440, 126131)]