80801640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{224449}}^1$

素因数の和:224466

約数の個数: 48

約数和(自身を含む): 262606500

約数和(自身を除く): 181804860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 224449, 448898, 673347, 897796, 1122245, 1346694, 1795592, 2020041, 2244490, 2693388, 3366735, 4040082, 4488980, 5386776, 6733470, 8080164, 8977960, 10100205, 13466940, 16160328, 20200410, 26933880, 40400820, 80801640]

約数ペア:

[(1, 80801640), (2, 40400820), (3, 26933880), (4, 20200410), (5, 16160328), (6, 13466940), (8, 10100205), (9, 8977960), (10, 8080164), (12, 6733470), (15, 5386776), (18, 4488980), (20, 4040082), (24, 3366735), (30, 2693388), (36, 2244490), (40, 2020041), (45, 1795592), (60, 1346694), (72, 1122245), (90, 897796), (120, 673347), (180, 448898), (360, 224449)]