278710545840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1161293941}}^1$

素因数の和:1161293957

約数の個数: 40

約数和(自身を含む): 864002692848

約数和(自身を除く): 585292147008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1161293941, 2322587882, 3483881823, 4645175764, 5806469705, 6967763646, 9290351528, 11612939410, 13935527292, 17419409115, 18580703056, 23225878820, 27871054584, 34838818230, 46451757640, 55742109168, 69677636460, 92903515280, 139355272920, 278710545840]

約数ペア:

[(1, 278710545840), (2, 139355272920), (3, 92903515280), (4, 69677636460), (5, 55742109168), (6, 46451757640), (8, 34838818230), (10, 27871054584), (12, 23225878820), (15, 18580703056), (16, 17419409115), (20, 13935527292), (24, 11612939410), (30, 9290351528), (40, 6967763646), (48, 5806469705), (60, 4645175764), (80, 3483881823), (120, 2322587882), (240, 1161293941)]