248423490

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{131441}}^1$

素因数の和:131464

約数の個数: 64

約数和(自身を含む): 757105920

約数和(自身を除く): 508682430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 131441, 262882, 394323, 657205, 788646, 920087, 1182969, 1314410, 1840174, 1971615, 2365938, 2760261, 3548907, 3943230, 4600435, 5520522, 5914845, 7097814, 8280783, 9200870, 11829690, 13801305, 16561566, 17744535, 24842349, 27602610, 35489070, 41403915, 49684698, 82807830, 124211745, 248423490]

約数ペア:

[(1, 248423490), (2, 124211745), (3, 82807830), (5, 49684698), (6, 41403915), (7, 35489070), (9, 27602610), (10, 24842349), (14, 17744535), (15, 16561566), (18, 13801305), (21, 11829690), (27, 9200870), (30, 8280783), (35, 7097814), (42, 5914845), (45, 5520522), (54, 4600435), (63, 3943230), (70, 3548907), (90, 2760261), (105, 2365938), (126, 1971615), (135, 1840174), (189, 1314410), (210, 1182969), (270, 920087), (315, 788646), (378, 657205), (630, 394323), (945, 262882), (1890, 131441)]