220227668

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 411962880

約数和(自身を除く): 191735212

約数列:

[1, 2, 4, 23, 46, 79, 92, 157, 158, 193, 314, 316, 386, 628, 772, 1817, 3611, 3634, 4439, 7222, 7268, 8878, 12403, 14444, 15247, 17756, 24806, 30301, 30494, 49612, 60602, 60988, 121204, 285269, 350681, 570538, 696923, 701362, 1141076, 1393846, 1402724, 2393779, 2787692, 4787558, 9575116, 55056917, 110113834, 220227668]

約数ペア:

[(1, 220227668), (2, 110113834), (4, 55056917), (23, 9575116), (46, 4787558), (79, 2787692), (92, 2393779), (157, 1402724), (158, 1393846), (193, 1141076), (314, 701362), (316, 696923), (386, 570538), (628, 350681), (772, 285269), (1817, 121204), (3611, 60988), (3634, 60602), (4439, 49612), (7222, 30494), (7268, 30301), (8878, 24806), (12403, 17756), (14444, 15247)]