148949520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{620623}}^1$

素因数の和:620639

約数の個数: 40

約数和(自身を含む): 461744256

約数和(自身を除く): 312794736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 620623, 1241246, 1861869, 2482492, 3103115, 3723738, 4964984, 6206230, 7447476, 9309345, 9929968, 12412460, 14894952, 18618690, 24824920, 29789904, 37237380, 49649840, 74474760, 148949520]

約数ペア:

[(1, 148949520), (2, 74474760), (3, 49649840), (4, 37237380), (5, 29789904), (6, 24824920), (8, 18618690), (10, 14894952), (12, 12412460), (15, 9929968), (16, 9309345), (20, 7447476), (24, 6206230), (30, 4964984), (40, 3723738), (48, 3103115), (60, 2482492), (80, 1861869), (120, 1241246), (240, 620623)]