163336740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{388897}}^1$

素因数の和:388916

約数の個数: 48

約数和(自身を含む): 522678912

約数和(自身を除く): 359342172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 388897, 777794, 1166691, 1555588, 1944485, 2333382, 2722279, 3888970, 4666764, 5444558, 5833455, 7777940, 8166837, 10889116, 11666910, 13611395, 16333674, 23333820, 27222790, 32667348, 40834185, 54445580, 81668370, 163336740]

約数ペア:

[(1, 163336740), (2, 81668370), (3, 54445580), (4, 40834185), (5, 32667348), (6, 27222790), (7, 23333820), (10, 16333674), (12, 13611395), (14, 11666910), (15, 10889116), (20, 8166837), (21, 7777940), (28, 5833455), (30, 5444558), (35, 4666764), (42, 3888970), (60, 2722279), (70, 2333382), (84, 1944485), (105, 1555588), (140, 1166691), (210, 777794), (420, 388897)]