219227280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{913447}}^1$

素因数の和:913463

約数の個数: 40

約数和(自身を含む): 679605312

約数和(自身を除く): 460378032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 913447, 1826894, 2740341, 3653788, 4567235, 5480682, 7307576, 9134470, 10961364, 13701705, 14615152, 18268940, 21922728, 27403410, 36537880, 43845456, 54806820, 73075760, 109613640, 219227280]

約数ペア:

[(1, 219227280), (2, 109613640), (3, 73075760), (4, 54806820), (5, 43845456), (6, 36537880), (8, 27403410), (10, 21922728), (12, 18268940), (15, 14615152), (16, 13701705), (20, 10961364), (24, 9134470), (30, 7307576), (40, 5480682), (48, 4567235), (60, 3653788), (80, 2740341), (120, 1826894), (240, 913447)]