321719520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{670249}}^1$

素因数の和:670267

約数の個数: 48

約数和(自身を含む): 1013418000

約数和(自身を除く): 691698480

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, 670249, 1340498, 2010747, 2680996, 3351245, 4021494, 5361992, 6702490, 8042988, 10053735, 10723984, 13404980, 16085976, 20107470, 21447968, 26809960, 32171952, 40214940, 53619920, 64343904, 80429880, 107239840, 160859760, 321719520]

約数ペア:

[(1, 321719520), (2, 160859760), (3, 107239840), (4, 80429880), (5, 64343904), (6, 53619920), (8, 40214940), (10, 32171952), (12, 26809960), (15, 21447968), (16, 20107470), (20, 16085976), (24, 13404980), (30, 10723984), (32, 10053735), (40, 8042988), (48, 6702490), (60, 5361992), (80, 4021494), (96, 3351245), (120, 2680996), (160, 2010747), (240, 1340498), (480, 670249)]