81494760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{679123}}^1$

素因数の和:679137

約数の個数: 32

約数和(自身を含む): 244484640

約数和(自身を除く): 162989880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 679123, 1358246, 2037369, 2716492, 3395615, 4074738, 5432984, 6791230, 8149476, 10186845, 13582460, 16298952, 20373690, 27164920, 40747380, 81494760]

約数ペア:

[(1, 81494760), (2, 40747380), (3, 27164920), (4, 20373690), (5, 16298952), (6, 13582460), (8, 10186845), (10, 8149476), (12, 6791230), (15, 5432984), (20, 4074738), (24, 3395615), (30, 2716492), (40, 2037369), (60, 1358246), (120, 679123)]