161399016

素因数分解:

$2^3\times 3^2\times {\mathrm{139}}^1\times {\mathrm{16127}}^1$

素因数の和:16278

約数の個数: 48

約数和(自身を含む): 440294400

約数和(自身を除く): 278895384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 139, 278, 417, 556, 834, 1112, 1251, 1668, 2502, 3336, 5004, 10008, 16127, 32254, 48381, 64508, 96762, 129016, 145143, 193524, 290286, 387048, 580572, 1161144, 2241653, 4483306, 6724959, 8966612, 13449918, 17933224, 20174877, 26899836, 40349754, 53799672, 80699508, 161399016]

約数ペア:

[(1, 161399016), (2, 80699508), (3, 53799672), (4, 40349754), (6, 26899836), (8, 20174877), (9, 17933224), (12, 13449918), (18, 8966612), (24, 6724959), (36, 4483306), (72, 2241653), (139, 1161144), (278, 580572), (417, 387048), (556, 290286), (834, 193524), (1112, 145143), (1251, 129016), (1668, 96762), (2502, 64508), (3336, 48381), (5004, 32254), (10008, 16127)]