31780170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1303}}^1$

素因数の和:1587

約数の個数: 48

約数和(自身を含む): 82996992

約数和(自身を除く): 51216822

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 271, 542, 813, 1303, 1355, 1626, 2439, 2606, 2710, 3909, 4065, 4878, 6515, 7818, 8130, 11727, 12195, 13030, 19545, 23454, 24390, 39090, 58635, 117270, 353113, 706226, 1059339, 1765565, 2118678, 3178017, 3531130, 5296695, 6356034, 10593390, 15890085, 31780170]

約数ペア:

[(1, 31780170), (2, 15890085), (3, 10593390), (5, 6356034), (6, 5296695), (9, 3531130), (10, 3178017), (15, 2118678), (18, 1765565), (30, 1059339), (45, 706226), (90, 353113), (271, 117270), (542, 58635), (813, 39090), (1303, 24390), (1355, 23454), (1626, 19545), (2439, 13030), (2606, 12195), (2710, 11727), (3909, 8130), (4065, 7818), (4878, 6515)]