280199952

素因数分解:

$2^4\times 3^3\times {\mathrm{491}}^1\times {\mathrm{1321}}^1$

素因数の和:1829

約数の個数: 80

約数和(自身を含む): 806525760

約数和(自身を除く): 526325808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 491, 982, 1321, 1473, 1964, 2642, 2946, 3928, 3963, 4419, 5284, 5892, 7856, 7926, 8838, 10568, 11784, 11889, 13257, 15852, 17676, 21136, 23568, 23778, 26514, 31704, 35352, 35667, 47556, 53028, 63408, 70704, 71334, 95112, 106056, 142668, 190224, 212112, 285336, 570672, 648611, 1297222, 1945833, 2594444, 3891666, 5188888, 5837499, 7783332, 10377776, 11674998, 15566664, 17512497, 23349996, 31133328, 35024994, 46699992, 70049988, 93399984, 140099976, 280199952]

約数ペア:

[(1, 280199952), (2, 140099976), (3, 93399984), (4, 70049988), (6, 46699992), (8, 35024994), (9, 31133328), (12, 23349996), (16, 17512497), (18, 15566664), (24, 11674998), (27, 10377776), (36, 7783332), (48, 5837499), (54, 5188888), (72, 3891666), (108, 2594444), (144, 1945833), (216, 1297222), (432, 648611), (491, 570672), (982, 285336), (1321, 212112), (1473, 190224), (1964, 142668), (2642, 106056), (2946, 95112), (3928, 71334), (3963, 70704), (4419, 63408), (5284, 53028), (5892, 47556), (7856, 35667), (7926, 35352), (8838, 31704), (10568, 26514), (11784, 23778), (11889, 23568), (13257, 21136), (15852, 17676)]