206612880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{860887}}^1$

素因数の和:860903

約数の個数: 40

約数和(自身を含む): 640500672

約数和(自身を除く): 433887792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 860887, 1721774, 2582661, 3443548, 4304435, 5165322, 6887096, 8608870, 10330644, 12913305, 13774192, 17217740, 20661288, 25826610, 34435480, 41322576, 51653220, 68870960, 103306440, 206612880]

約数ペア:

[(1, 206612880), (2, 103306440), (3, 68870960), (4, 51653220), (5, 41322576), (6, 34435480), (8, 25826610), (10, 20661288), (12, 17217740), (15, 13774192), (16, 12913305), (20, 10330644), (24, 8608870), (30, 6887096), (40, 5165322), (48, 4304435), (60, 3443548), (80, 2582661), (120, 1721774), (240, 860887)]