157060940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{1009}}^1$

素因数の和:1242

約数の個数: 48

約数和(自身を含む): 339699360

約数和(自身を除く): 182638420

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 181, 215, 362, 430, 724, 860, 905, 1009, 1810, 2018, 3620, 4036, 5045, 7783, 10090, 15566, 20180, 31132, 38915, 43387, 77830, 86774, 155660, 173548, 182629, 216935, 365258, 433870, 730516, 867740, 913145, 1826290, 3652580, 7853047, 15706094, 31412188, 39265235, 78530470, 157060940]

約数ペア:

[(1, 157060940), (2, 78530470), (4, 39265235), (5, 31412188), (10, 15706094), (20, 7853047), (43, 3652580), (86, 1826290), (172, 913145), (181, 867740), (215, 730516), (362, 433870), (430, 365258), (724, 216935), (860, 182629), (905, 173548), (1009, 155660), (1810, 86774), (2018, 77830), (3620, 43387), (4036, 38915), (5045, 31132), (7783, 20180), (10090, 15566)]