319545120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{665719}}^1$

素因数の和:665737

約数の個数: 48

約数和(自身を含む): 1006568640

約数和(自身を除く): 687023520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 665719, 1331438, 1997157, 2662876, 3328595, 3994314, 5325752, 6657190, 7988628, 9985785, 10651504, 13314380, 15977256, 19971570, 21303008, 26628760, 31954512, 39943140, 53257520, 63909024, 79886280, 106515040, 159772560, 319545120]

約数ペア:

[(1, 319545120), (2, 159772560), (3, 106515040), (4, 79886280), (5, 63909024), (6, 53257520), (8, 39943140), (10, 31954512), (12, 26628760), (15, 21303008), (16, 19971570), (20, 15977256), (24, 13314380), (30, 10651504), (32, 9985785), (40, 7988628), (48, 6657190), (60, 5325752), (80, 3994314), (96, 3328595), (120, 2662876), (160, 1997157), (240, 1331438), (480, 665719)]