90386460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1787}}^1$

素因数の和:2083

約数の個数: 72

約数和(自身を含む): 275301936

約数和(自身を除く): 184915476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 1124, 1405, 1686, 1787, 2529, 2810, 3372, 3574, 4215, 5058, 5361, 5620, 7148, 8430, 8935, 10116, 10722, 12645, 16083, 16860, 17870, 21444, 25290, 26805, 32166, 35740, 50580, 53610, 64332, 80415, 107220, 160830, 321660, 502147, 1004294, 1506441, 2008588, 2510735, 3012882, 4519323, 5021470, 6025764, 7532205, 9038646, 10042940, 15064410, 18077292, 22596615, 30128820, 45193230, 90386460]

約数ペア:

[(1, 90386460), (2, 45193230), (3, 30128820), (4, 22596615), (5, 18077292), (6, 15064410), (9, 10042940), (10, 9038646), (12, 7532205), (15, 6025764), (18, 5021470), (20, 4519323), (30, 3012882), (36, 2510735), (45, 2008588), (60, 1506441), (90, 1004294), (180, 502147), (281, 321660), (562, 160830), (843, 107220), (1124, 80415), (1405, 64332), (1686, 53610), (1787, 50580), (2529, 35740), (2810, 32166), (3372, 26805), (3574, 25290), (4215, 21444), (5058, 17870), (5361, 16860), (5620, 16083), (7148, 12645), (8430, 10722), (8935, 10116)]