207520810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{677}}^1$

素因数の和:871

約数の個数: 64

約数和(自身を含む): 445201920

約数和(自身を除く): 237681110

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 151, 203, 290, 302, 406, 677, 755, 1015, 1057, 1354, 1510, 2030, 2114, 3385, 4379, 4739, 5285, 6770, 8758, 9478, 10570, 19633, 21895, 23695, 30653, 39266, 43790, 47390, 61306, 98165, 102227, 137431, 153265, 196330, 204454, 274862, 306530, 511135, 687155, 715589, 1022270, 1374310, 1431178, 2964583, 3577945, 5929166, 7155890, 14822915, 20752081, 29645830, 41504162, 103760405, 207520810]

約数ペア:

[(1, 207520810), (2, 103760405), (5, 41504162), (7, 29645830), (10, 20752081), (14, 14822915), (29, 7155890), (35, 5929166), (58, 3577945), (70, 2964583), (145, 1431178), (151, 1374310), (203, 1022270), (290, 715589), (302, 687155), (406, 511135), (677, 306530), (755, 274862), (1015, 204454), (1057, 196330), (1354, 153265), (1510, 137431), (2030, 102227), (2114, 98165), (3385, 61306), (4379, 47390), (4739, 43790), (5285, 39266), (6770, 30653), (8758, 23695), (9478, 21895), (10570, 19633)]