205737990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{298171}}^1$

素因数の和:298204

約数の個数: 32

約数和(自身を含む): 515241216

約数和(自身を除く): 309503226

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 298171, 596342, 894513, 1490855, 1789026, 2981710, 4472565, 6857933, 8945130, 13715866, 20573799, 34289665, 41147598, 68579330, 102868995, 205737990]

約数ペア:

[(1, 205737990), (2, 102868995), (3, 68579330), (5, 41147598), (6, 34289665), (10, 20573799), (15, 13715866), (23, 8945130), (30, 6857933), (46, 4472565), (69, 2981710), (115, 1789026), (138, 1490855), (230, 894513), (345, 596342), (690, 298171)]