207943360

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4139}}^1$

素因数の和:4313

約数の個数: 56

約数和(自身を含む): 498439440

約数和(自身を除く): 290496080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1570, 2512, 3140, 4139, 5024, 6280, 8278, 10048, 12560, 16556, 20695, 25120, 33112, 41390, 50240, 66224, 82780, 132448, 165560, 264896, 331120, 649823, 662240, 1299646, 1324480, 2599292, 3249115, 5198584, 6498230, 10397168, 12996460, 20794336, 25992920, 41588672, 51985840, 103971680, 207943360]

約数ペア:

[(1, 207943360), (2, 103971680), (4, 51985840), (5, 41588672), (8, 25992920), (10, 20794336), (16, 12996460), (20, 10397168), (32, 6498230), (40, 5198584), (64, 3249115), (80, 2599292), (157, 1324480), (160, 1299646), (314, 662240), (320, 649823), (628, 331120), (785, 264896), (1256, 165560), (1570, 132448), (2512, 82780), (3140, 66224), (4139, 50240), (5024, 41390), (6280, 33112), (8278, 25120), (10048, 20695), (12560, 16556)]