154113820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{157259}}^1$

素因数の和:157282

約数の個数: 36

約数和(自身を含む): 376480440

約数和(自身を除く): 222366620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 157259, 314518, 629036, 786295, 1100813, 1572590, 2201626, 3145180, 4403252, 5504065, 7705691, 11008130, 15411382, 22016260, 30822764, 38528455, 77056910, 154113820]

約数ペア:

[(1, 154113820), (2, 77056910), (4, 38528455), (5, 30822764), (7, 22016260), (10, 15411382), (14, 11008130), (20, 7705691), (28, 5504065), (35, 4403252), (49, 3145180), (70, 2201626), (98, 1572590), (140, 1100813), (196, 786295), (245, 629036), (490, 314518), (980, 157259)]