340069520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2309}}^1$

素因数の和:2592

約数の個数: 80

約数和(自身を含む): 907441920

約数和(自身を除く): 567372400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 263, 280, 526, 560, 1052, 1315, 1841, 2104, 2309, 2630, 3682, 4208, 4618, 5260, 7364, 9205, 9236, 10520, 11545, 14728, 16163, 18410, 18472, 21040, 23090, 29456, 32326, 36820, 36944, 46180, 64652, 73640, 80815, 92360, 129304, 147280, 161630, 184720, 258608, 323260, 607267, 646520, 1214534, 1293040, 2429068, 3036335, 4250869, 4858136, 6072670, 8501738, 9716272, 12145340, 17003476, 21254345, 24290680, 34006952, 42508690, 48581360, 68013904, 85017380, 170034760, 340069520]

約数ペア:

[(1, 340069520), (2, 170034760), (4, 85017380), (5, 68013904), (7, 48581360), (8, 42508690), (10, 34006952), (14, 24290680), (16, 21254345), (20, 17003476), (28, 12145340), (35, 9716272), (40, 8501738), (56, 6072670), (70, 4858136), (80, 4250869), (112, 3036335), (140, 2429068), (263, 1293040), (280, 1214534), (526, 646520), (560, 607267), (1052, 323260), (1315, 258608), (1841, 184720), (2104, 161630), (2309, 147280), (2630, 129304), (3682, 92360), (4208, 80815), (4618, 73640), (5260, 64652), (7364, 46180), (9205, 36944), (9236, 36820), (10520, 32326), (11545, 29456), (14728, 23090), (16163, 21040), (18410, 18472)]