168305840

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{9187}}^1$

素因数の和:9429

約数の個数: 40

約数和(自身を含む): 393062640

約数和(自身を除く): 224756800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 4580, 9160, 9187, 18320, 18374, 36748, 45935, 73496, 91870, 146992, 183740, 367480, 734960, 2103823, 4207646, 8415292, 10519115, 16830584, 21038230, 33661168, 42076460, 84152920, 168305840]

約数ペア:

[(1, 168305840), (2, 84152920), (4, 42076460), (5, 33661168), (8, 21038230), (10, 16830584), (16, 10519115), (20, 8415292), (40, 4207646), (80, 2103823), (229, 734960), (458, 367480), (916, 183740), (1145, 146992), (1832, 91870), (2290, 73496), (3664, 45935), (4580, 36748), (9160, 18374), (9187, 18320)]