72231660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{401287}}^1$

素因数の和:401302

約数の個数: 36

約数和(自身を含む): 219103248

約数和(自身を除く): 146871588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401287, 802574, 1203861, 1605148, 2006435, 2407722, 3611583, 4012870, 4815444, 6019305, 7223166, 8025740, 12038610, 14446332, 18057915, 24077220, 36115830, 72231660]

約数ペア:

[(1, 72231660), (2, 36115830), (3, 24077220), (4, 18057915), (5, 14446332), (6, 12038610), (9, 8025740), (10, 7223166), (12, 6019305), (15, 4815444), (18, 4012870), (20, 3611583), (30, 2407722), (36, 2006435), (45, 1605148), (60, 1203861), (90, 802574), (180, 401287)]