191432440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{587}}^1$

素因数の和:892

約数の個数: 64

約数和(自身を含む): 447068160

約数和(自身を除く): 255635720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 263, 310, 526, 587, 620, 1052, 1174, 1240, 1315, 2104, 2348, 2630, 2935, 4696, 5260, 5870, 8153, 10520, 11740, 16306, 18197, 23480, 32612, 36394, 40765, 65224, 72788, 81530, 90985, 145576, 154381, 163060, 181970, 308762, 326120, 363940, 617524, 727880, 771905, 1235048, 1543810, 3087620, 4785811, 6175240, 9571622, 19143244, 23929055, 38286488, 47858110, 95716220, 191432440]

約数ペア:

[(1, 191432440), (2, 95716220), (4, 47858110), (5, 38286488), (8, 23929055), (10, 19143244), (20, 9571622), (31, 6175240), (40, 4785811), (62, 3087620), (124, 1543810), (155, 1235048), (248, 771905), (263, 727880), (310, 617524), (526, 363940), (587, 326120), (620, 308762), (1052, 181970), (1174, 163060), (1240, 154381), (1315, 145576), (2104, 90985), (2348, 81530), (2630, 72788), (2935, 65224), (4696, 40765), (5260, 36394), (5870, 32612), (8153, 23480), (10520, 18197), (11740, 16306)]