81410490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{129223}}^1$

素因数の和:129243

約数の個数: 48

約数和(自身を含む): 241907328

約数和(自身を除く): 160496838

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 129223, 258446, 387669, 646115, 775338, 904561, 1163007, 1292230, 1809122, 1938345, 2326014, 2713683, 3876690, 4522805, 5427366, 5815035, 8141049, 9045610, 11630070, 13568415, 16282098, 27136830, 40705245, 81410490]

約数ペア:

[(1, 81410490), (2, 40705245), (3, 27136830), (5, 16282098), (6, 13568415), (7, 11630070), (9, 9045610), (10, 8141049), (14, 5815035), (15, 5427366), (18, 4522805), (21, 3876690), (30, 2713683), (35, 2326014), (42, 1938345), (45, 1809122), (63, 1292230), (70, 1163007), (90, 904561), (105, 775338), (126, 646115), (210, 387669), (315, 258446), (630, 129223)]