255540720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1064753}}^1$

素因数の和:1064769

約数の個数: 40

約数和(自身を含む): 792176976

約数和(自身を除く): 536636256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1064753, 2129506, 3194259, 4259012, 5323765, 6388518, 8518024, 10647530, 12777036, 15971295, 17036048, 21295060, 25554072, 31942590, 42590120, 51108144, 63885180, 85180240, 127770360, 255540720]

約数ペア:

[(1, 255540720), (2, 127770360), (3, 85180240), (4, 63885180), (5, 51108144), (6, 42590120), (8, 31942590), (10, 25554072), (12, 21295060), (15, 17036048), (16, 15971295), (20, 12777036), (24, 10647530), (30, 8518024), (40, 6388518), (48, 5323765), (60, 4259012), (80, 3194259), (120, 2129506), (240, 1064753)]