66767880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{556399}}^1$

素因数の和:556413

約数の個数: 32

約数和(自身を含む): 200304000

約数和(自身を除く): 133536120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 556399, 1112798, 1669197, 2225596, 2781995, 3338394, 4451192, 5563990, 6676788, 8345985, 11127980, 13353576, 16691970, 22255960, 33383940, 66767880]

約数ペア:

[(1, 66767880), (2, 33383940), (3, 22255960), (4, 16691970), (5, 13353576), (6, 11127980), (8, 8345985), (10, 6676788), (12, 5563990), (15, 4451192), (20, 3338394), (24, 2781995), (30, 2225596), (40, 1669197), (60, 1112798), (120, 556399)]