289037560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{941}}^1\times {\mathrm{1097}}^1$

素因数の和:2056

約数の個数: 64

約数和(自身を含む): 744707520

約数和(自身を除く): 455669960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 941, 1097, 1882, 2194, 3764, 4388, 4705, 5485, 6587, 7528, 7679, 8776, 9410, 10970, 13174, 15358, 18820, 21940, 26348, 30716, 32935, 37640, 38395, 43880, 52696, 61432, 65870, 76790, 131740, 153580, 263480, 307160, 1032277, 2064554, 4129108, 5161385, 7225939, 8258216, 10322770, 14451878, 20645540, 28903756, 36129695, 41291080, 57807512, 72259390, 144518780, 289037560]

約数ペア:

[(1, 289037560), (2, 144518780), (4, 72259390), (5, 57807512), (7, 41291080), (8, 36129695), (10, 28903756), (14, 20645540), (20, 14451878), (28, 10322770), (35, 8258216), (40, 7225939), (56, 5161385), (70, 4129108), (140, 2064554), (280, 1032277), (941, 307160), (1097, 263480), (1882, 153580), (2194, 131740), (3764, 76790), (4388, 65870), (4705, 61432), (5485, 52696), (6587, 43880), (7528, 38395), (7679, 37640), (8776, 32935), (9410, 30716), (10970, 26348), (13174, 21940), (15358, 18820)]