207665440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{68311}}^1$

素因数の和:68345

約数の個数: 48

約数和(自身を含む): 516438720

約数和(自身を除く): 308773280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 68311, 136622, 273244, 341555, 546488, 683110, 1092976, 1297909, 1366220, 2185952, 2595818, 2732440, 5191636, 5464880, 6489545, 10383272, 10929760, 12979090, 20766544, 25958180, 41533088, 51916360, 103832720, 207665440]

約数ペア:

[(1, 207665440), (2, 103832720), (4, 51916360), (5, 41533088), (8, 25958180), (10, 20766544), (16, 12979090), (19, 10929760), (20, 10383272), (32, 6489545), (38, 5464880), (40, 5191636), (76, 2732440), (80, 2595818), (95, 2185952), (152, 1366220), (160, 1297909), (190, 1092976), (304, 683110), (380, 546488), (608, 341555), (760, 273244), (1520, 136622), (3040, 68311)]