289329520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{401}}^1$

素因数の和:754

約数の個数: 80

約数和(自身を含む): 699865920

約数和(自身を除く): 410536400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 311, 401, 464, 580, 622, 802, 1160, 1244, 1555, 1604, 2005, 2320, 2488, 3110, 3208, 4010, 4976, 6220, 6416, 8020, 9019, 11629, 12440, 16040, 18038, 23258, 24880, 32080, 36076, 45095, 46516, 58145, 72152, 90190, 93032, 116290, 124711, 144304, 180380, 186064, 232580, 249422, 360760, 465160, 498844, 623555, 721520, 930320, 997688, 1247110, 1995376, 2494220, 3616619, 4988440, 7233238, 9976880, 14466476, 18083095, 28932952, 36166190, 57865904, 72332380, 144664760, 289329520]

約数ペア:

[(1, 289329520), (2, 144664760), (4, 72332380), (5, 57865904), (8, 36166190), (10, 28932952), (16, 18083095), (20, 14466476), (29, 9976880), (40, 7233238), (58, 4988440), (80, 3616619), (116, 2494220), (145, 1995376), (232, 1247110), (290, 997688), (311, 930320), (401, 721520), (464, 623555), (580, 498844), (622, 465160), (802, 360760), (1160, 249422), (1244, 232580), (1555, 186064), (1604, 180380), (2005, 144304), (2320, 124711), (2488, 116290), (3110, 93032), (3208, 90190), (4010, 72152), (4976, 58145), (6220, 46516), (6416, 45095), (8020, 36076), (9019, 32080), (11629, 24880), (12440, 23258), (16040, 18038)]