159785520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{665773}}^1$

素因数の和:665789

約数の個数: 40

約数和(自身を含む): 495335856

約数和(自身を除く): 335550336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 665773, 1331546, 1997319, 2663092, 3328865, 3994638, 5326184, 6657730, 7989276, 9986595, 10652368, 13315460, 15978552, 19973190, 26630920, 31957104, 39946380, 53261840, 79892760, 159785520]

約数ペア:

[(1, 159785520), (2, 79892760), (3, 53261840), (4, 39946380), (5, 31957104), (6, 26630920), (8, 19973190), (10, 15978552), (12, 13315460), (15, 10652368), (16, 9986595), (20, 7989276), (24, 6657730), (30, 5326184), (40, 3994638), (48, 3328865), (60, 2663092), (80, 1997319), (120, 1331546), (240, 665773)]