306221804080

素因数分解:

$2^4\times 5^1\times {\mathrm{15647}}^1\times {\mathrm{244633}}^1$

素因数の和:260293

約数の個数: 40

約数和(自身を含む): 712014106752

約数和(自身を除く): 405792302672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 15647, 31294, 62588, 78235, 125176, 156470, 244633, 250352, 312940, 489266, 625880, 978532, 1223165, 1251760, 1957064, 2446330, 3914128, 4892660, 9785320, 19570640, 3827772551, 7655545102, 15311090204, 19138862755, 30622180408, 38277725510, 61244360816, 76555451020, 153110902040, 306221804080]

約数ペア:

[(1, 306221804080), (2, 153110902040), (4, 76555451020), (5, 61244360816), (8, 38277725510), (10, 30622180408), (16, 19138862755), (20, 15311090204), (40, 7655545102), (80, 3827772551), (15647, 19570640), (31294, 9785320), (62588, 4892660), (78235, 3914128), (125176, 2446330), (156470, 1957064), (244633, 1251760), (250352, 1223165), (312940, 978532), (489266, 625880)]