206904840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{907}}^1\times {\mathrm{1901}}^1$

素因数の和:2822

約数の個数: 64

約数和(自身を含む): 621725760

約数和(自身を除く): 414820920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 907, 1814, 1901, 2721, 3628, 3802, 4535, 5442, 5703, 7256, 7604, 9070, 9505, 10884, 11406, 13605, 15208, 18140, 19010, 21768, 22812, 27210, 28515, 36280, 38020, 45624, 54420, 57030, 76040, 108840, 114060, 228120, 1724207, 3448414, 5172621, 6896828, 8621035, 10345242, 13793656, 17242070, 20690484, 25863105, 34484140, 41380968, 51726210, 68968280, 103452420, 206904840]

約数ペア:

[(1, 206904840), (2, 103452420), (3, 68968280), (4, 51726210), (5, 41380968), (6, 34484140), (8, 25863105), (10, 20690484), (12, 17242070), (15, 13793656), (20, 10345242), (24, 8621035), (30, 6896828), (40, 5172621), (60, 3448414), (120, 1724207), (907, 228120), (1814, 114060), (1901, 108840), (2721, 76040), (3628, 57030), (3802, 54420), (4535, 45624), (5442, 38020), (5703, 36280), (7256, 28515), (7604, 27210), (9070, 22812), (9505, 21768), (10884, 19010), (11406, 18140), (13605, 15208)]