212414240

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9551}}^1$

素因数の和:9705

約数の個数: 48

約数和(自身を含む): 505491840

約数和(自身を除く): 293077600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 2224, 2780, 4448, 5560, 9551, 11120, 19102, 22240, 38204, 47755, 76408, 95510, 152816, 191020, 305632, 382040, 764080, 1327589, 1528160, 2655178, 5310356, 6637945, 10620712, 13275890, 21241424, 26551780, 42482848, 53103560, 106207120, 212414240]

約数ペア:

[(1, 212414240), (2, 106207120), (4, 53103560), (5, 42482848), (8, 26551780), (10, 21241424), (16, 13275890), (20, 10620712), (32, 6637945), (40, 5310356), (80, 2655178), (139, 1528160), (160, 1327589), (278, 764080), (556, 382040), (695, 305632), (1112, 191020), (1390, 152816), (2224, 95510), (2780, 76408), (4448, 47755), (5560, 38204), (9551, 22240), (11120, 19102)]