206559120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{860663}}^1$

素因数の和:860679

約数の個数: 40

約数和(自身を含む): 640334016

約数和(自身を除く): 433774896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 860663, 1721326, 2581989, 3442652, 4303315, 5163978, 6885304, 8606630, 10327956, 12909945, 13770608, 17213260, 20655912, 25819890, 34426520, 41311824, 51639780, 68853040, 103279560, 206559120]

約数ペア:

[(1, 206559120), (2, 103279560), (3, 68853040), (4, 51639780), (5, 41311824), (6, 34426520), (8, 25819890), (10, 20655912), (12, 17213260), (15, 13770608), (16, 12909945), (20, 10327956), (24, 8606630), (30, 6885304), (40, 5163978), (48, 4303315), (60, 3442652), (80, 2581989), (120, 1721326), (240, 860663)]