80644920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{672041}}^1$

素因数の和:672055

約数の個数: 32

約数和(自身を含む): 241935120

約数和(自身を除く): 161290200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 672041, 1344082, 2016123, 2688164, 3360205, 4032246, 5376328, 6720410, 8064492, 10080615, 13440820, 16128984, 20161230, 26881640, 40322460, 80644920]

約数ペア:

[(1, 80644920), (2, 40322460), (3, 26881640), (4, 20161230), (5, 16128984), (6, 13440820), (8, 10080615), (10, 8064492), (12, 6720410), (15, 5376328), (20, 4032246), (24, 3360205), (30, 2688164), (40, 2016123), (60, 1344082), (120, 672041)]