7143080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 18627840

約数和(自身を除く): 11484760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 263, 280, 388, 485, 526, 679, 776, 970, 1052, 1315, 1358, 1841, 1940, 2104, 2630, 2716, 3395, 3682, 3880, 5260, 5432, 6790, 7364, 9205, 10520, 13580, 14728, 18410, 25511, 27160, 36820, 51022, 73640, 102044, 127555, 178577, 204088, 255110, 357154, 510220, 714308, 892885, 1020440, 1428616, 1785770, 3571540, 7143080]

約数ペア:

[(1, 7143080), (2, 3571540), (4, 1785770), (5, 1428616), (7, 1020440), (8, 892885), (10, 714308), (14, 510220), (20, 357154), (28, 255110), (35, 204088), (40, 178577), (56, 127555), (70, 102044), (97, 73640), (140, 51022), (194, 36820), (263, 27160), (280, 25511), (388, 18410), (485, 14728), (526, 13580), (679, 10520), (776, 9205), (970, 7364), (1052, 6790), (1315, 5432), (1358, 5260), (1841, 3880), (1940, 3682), (2104, 3395), (2630, 2716)]