320528096

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1489}}^1$

素因数の和:1568

約数の個数: 72

約数和(自身を含む): 745703280

約数和(自身を除く): 425175184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 961, 992, 1489, 1736, 1922, 2978, 3472, 3844, 5956, 6727, 6944, 7688, 10423, 11912, 13454, 15376, 20846, 23824, 26908, 30752, 41692, 46159, 47648, 53816, 83384, 92318, 107632, 166768, 184636, 215264, 323113, 333536, 369272, 646226, 738544, 1292452, 1430929, 1477088, 2584904, 2861858, 5169808, 5723716, 10016503, 10339616, 11447432, 20033006, 22894864, 40066012, 45789728, 80132024, 160264048, 320528096]

約数ペア:

[(1, 320528096), (2, 160264048), (4, 80132024), (7, 45789728), (8, 40066012), (14, 22894864), (16, 20033006), (28, 11447432), (31, 10339616), (32, 10016503), (56, 5723716), (62, 5169808), (112, 2861858), (124, 2584904), (217, 1477088), (224, 1430929), (248, 1292452), (434, 738544), (496, 646226), (868, 369272), (961, 333536), (992, 323113), (1489, 215264), (1736, 184636), (1922, 166768), (2978, 107632), (3472, 92318), (3844, 83384), (5956, 53816), (6727, 47648), (6944, 46159), (7688, 41692), (10423, 30752), (11912, 26908), (13454, 23824), (15376, 20846)]