255301830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{405241}}^1$

素因数の和:405261

約数の個数: 48

約数和(自身を含む): 758613024

約数和(自身を除く): 503311194

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, 405241, 810482, 1215723, 2026205, 2431446, 2836687, 3647169, 4052410, 5673374, 6078615, 7294338, 8510061, 12157230, 14183435, 17020122, 18235845, 25530183, 28366870, 36471690, 42550305, 51060366, 85100610, 127650915, 255301830]

約数ペア:

[(1, 255301830), (2, 127650915), (3, 85100610), (5, 51060366), (6, 42550305), (7, 36471690), (9, 28366870), (10, 25530183), (14, 18235845), (15, 17020122), (18, 14183435), (21, 12157230), (30, 8510061), (35, 7294338), (42, 6078615), (45, 5673374), (63, 4052410), (70, 3647169), (90, 2836687), (105, 2431446), (126, 2026205), (210, 1215723), (315, 810482), (630, 405241)]