72408660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2749}}^1$

素因数の和:3200

約数の個数: 48

約数和(自身を含む): 203280000

約数和(自身を除く): 130871340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 439, 878, 1317, 1756, 2195, 2634, 2749, 4390, 5268, 5498, 6585, 8247, 8780, 10996, 13170, 13745, 16494, 26340, 27490, 32988, 41235, 54980, 82470, 164940, 1206811, 2413622, 3620433, 4827244, 6034055, 7240866, 12068110, 14481732, 18102165, 24136220, 36204330, 72408660]

約数ペア:

[(1, 72408660), (2, 36204330), (3, 24136220), (4, 18102165), (5, 14481732), (6, 12068110), (10, 7240866), (12, 6034055), (15, 4827244), (20, 3620433), (30, 2413622), (60, 1206811), (439, 164940), (878, 82470), (1317, 54980), (1756, 41235), (2195, 32988), (2634, 27490), (2749, 26340), (4390, 16494), (5268, 13745), (5498, 13170), (6585, 10996), (8247, 8780)]