155756320

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22639}}^1$

素因数の和:22697

約数の個数: 48

約数和(自身を含む): 376548480

約数和(自身を除く): 220792160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 22639, 45278, 90556, 113195, 181112, 226390, 362224, 452780, 724448, 905560, 973477, 1811120, 1946954, 3622240, 3893908, 4867385, 7787816, 9734770, 15575632, 19469540, 31151264, 38939080, 77878160, 155756320]

約数ペア:

[(1, 155756320), (2, 77878160), (4, 38939080), (5, 31151264), (8, 19469540), (10, 15575632), (16, 9734770), (20, 7787816), (32, 4867385), (40, 3893908), (43, 3622240), (80, 1946954), (86, 1811120), (160, 973477), (172, 905560), (215, 724448), (344, 452780), (430, 362224), (688, 226390), (860, 181112), (1376, 113195), (1720, 90556), (3440, 45278), (6880, 22639)]