219901320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{610837}}^1$

素因数の和:610854

約数の個数: 48

約数和(自身を含む): 714680460

約数和(自身を除く): 494779140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 610837, 1221674, 1832511, 2443348, 3054185, 3665022, 4886696, 5497533, 6108370, 7330044, 9162555, 10995066, 12216740, 14660088, 18325110, 21990132, 24433480, 27487665, 36650220, 43980264, 54975330, 73300440, 109950660, 219901320]

約数ペア:

[(1, 219901320), (2, 109950660), (3, 73300440), (4, 54975330), (5, 43980264), (6, 36650220), (8, 27487665), (9, 24433480), (10, 21990132), (12, 18325110), (15, 14660088), (18, 12216740), (20, 10995066), (24, 9162555), (30, 7330044), (36, 6108370), (40, 5497533), (45, 4886696), (60, 3665022), (72, 3054185), (90, 2443348), (120, 1832511), (180, 1221674), (360, 610837)]