30157256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{997}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 59880000

約数和(自身を除く): 29722744

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 199, 398, 796, 997, 1592, 1994, 3781, 3988, 7562, 7976, 15124, 18943, 30248, 37886, 75772, 151544, 198403, 396806, 793612, 1587224, 3769657, 7539314, 15078628, 30157256]

約数ペア:

[(1, 30157256), (2, 15078628), (4, 7539314), (8, 3769657), (19, 1587224), (38, 793612), (76, 396806), (152, 198403), (199, 151544), (398, 75772), (796, 37886), (997, 30248), (1592, 18943), (1994, 15124), (3781, 7976), (3988, 7562)]