138464280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{384623}}^1$

素因数の和:384640

約数の個数: 48

約数和(自身を含む): 450010080

約数和(自身を除く): 311545800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 384623, 769246, 1153869, 1538492, 1923115, 2307738, 3076984, 3461607, 3846230, 4615476, 5769345, 6923214, 7692460, 9230952, 11538690, 13846428, 15384920, 17308035, 23077380, 27692856, 34616070, 46154760, 69232140, 138464280]

約数ペア:

[(1, 138464280), (2, 69232140), (3, 46154760), (4, 34616070), (5, 27692856), (6, 23077380), (8, 17308035), (9, 15384920), (10, 13846428), (12, 11538690), (15, 9230952), (18, 7692460), (20, 6923214), (24, 5769345), (30, 4615476), (36, 3846230), (40, 3461607), (45, 3076984), (60, 2307738), (72, 1923115), (90, 1538492), (120, 1153869), (180, 769246), (360, 384623)]