2112390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{479}}^1$

素因数の和:506

約数の個数: 72

約数和(自身を含む): 6402240

約数和(自身を除く): 4289850

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 479, 490, 630, 735, 882, 958, 1437, 1470, 2205, 2395, 2874, 3353, 4311, 4410, 4790, 6706, 7185, 8622, 10059, 14370, 16765, 20118, 21555, 23471, 30177, 33530, 43110, 46942, 50295, 60354, 70413, 100590, 117355, 140826, 150885, 211239, 234710, 301770, 352065, 422478, 704130, 1056195, 2112390]

約数ペア:

[(1, 2112390), (2, 1056195), (3, 704130), (5, 422478), (6, 352065), (7, 301770), (9, 234710), (10, 211239), (14, 150885), (15, 140826), (18, 117355), (21, 100590), (30, 70413), (35, 60354), (42, 50295), (45, 46942), (49, 43110), (63, 33530), (70, 30177), (90, 23471), (98, 21555), (105, 20118), (126, 16765), (147, 14370), (210, 10059), (245, 8622), (294, 7185), (315, 6706), (441, 4790), (479, 4410), (490, 4311), (630, 3353), (735, 2874), (882, 2395), (958, 2205), (1437, 1470)]