178442970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{258613}}^1$

素因数の和:258646

約数の個数: 32

約数和(自身を含む): 446884992

約数和(自身を除く): 268442022

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 258613, 517226, 775839, 1293065, 1551678, 2586130, 3879195, 5948099, 7758390, 11896198, 17844297, 29740495, 35688594, 59480990, 89221485, 178442970]

約数ペア:

[(1, 178442970), (2, 89221485), (3, 59480990), (5, 35688594), (6, 29740495), (10, 17844297), (15, 11896198), (23, 7758390), (30, 5948099), (46, 3879195), (69, 2586130), (115, 1551678), (138, 1293065), (230, 775839), (345, 517226), (690, 258613)]