266871640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2897}}^1$

素因数の和:2969

約数の個数: 96

約数和(自身を含む): 713603520

約数和(自身を除く): 446731880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 49, 56, 70, 94, 98, 140, 188, 196, 235, 245, 280, 329, 376, 392, 470, 490, 658, 940, 980, 1316, 1645, 1880, 1960, 2303, 2632, 2897, 3290, 4606, 5794, 6580, 9212, 11515, 11588, 13160, 14485, 18424, 20279, 23030, 23176, 28970, 40558, 46060, 57940, 81116, 92120, 101395, 115880, 136159, 141953, 162232, 202790, 272318, 283906, 405580, 544636, 567812, 680795, 709765, 811160, 953113, 1089272, 1135624, 1361590, 1419530, 1906226, 2723180, 2839060, 3812452, 4765565, 5446360, 5678120, 6671791, 7624904, 9531130, 13343582, 19062260, 26687164, 33358955, 38124520, 53374328, 66717910, 133435820, 266871640]

約数ペア:

[(1, 266871640), (2, 133435820), (4, 66717910), (5, 53374328), (7, 38124520), (8, 33358955), (10, 26687164), (14, 19062260), (20, 13343582), (28, 9531130), (35, 7624904), (40, 6671791), (47, 5678120), (49, 5446360), (56, 4765565), (70, 3812452), (94, 2839060), (98, 2723180), (140, 1906226), (188, 1419530), (196, 1361590), (235, 1135624), (245, 1089272), (280, 953113), (329, 811160), (376, 709765), (392, 680795), (470, 567812), (490, 544636), (658, 405580), (940, 283906), (980, 272318), (1316, 202790), (1645, 162232), (1880, 141953), (1960, 136159), (2303, 115880), (2632, 101395), (2897, 92120), (3290, 81116), (4606, 57940), (5794, 46060), (6580, 40558), (9212, 28970), (11515, 23176), (11588, 23030), (13160, 20279), (14485, 18424)]