266773880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{3461}}^1$

素因数の和:3560

約数の個数: 64

約数和(自身を含む): 628145280

約数和(自身を除く): 361371400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 820, 940, 1640, 1880, 1927, 3461, 3854, 6922, 7708, 9635, 13844, 15416, 17305, 19270, 27688, 34610, 38540, 69220, 77080, 138440, 141901, 162667, 283802, 325334, 567604, 650668, 709505, 813335, 1135208, 1301336, 1419010, 1626670, 2838020, 3253340, 5676040, 6506680, 6669347, 13338694, 26677388, 33346735, 53354776, 66693470, 133386940, 266773880]

約数ペア:

[(1, 266773880), (2, 133386940), (4, 66693470), (5, 53354776), (8, 33346735), (10, 26677388), (20, 13338694), (40, 6669347), (41, 6506680), (47, 5676040), (82, 3253340), (94, 2838020), (164, 1626670), (188, 1419010), (205, 1301336), (235, 1135208), (328, 813335), (376, 709505), (410, 650668), (470, 567604), (820, 325334), (940, 283802), (1640, 162667), (1880, 141901), (1927, 138440), (3461, 77080), (3854, 69220), (6922, 38540), (7708, 34610), (9635, 27688), (13844, 19270), (15416, 17305)]