78921702

素因数分解:

$2^1\times 3^4\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:307

約数の個数: 80

約数和(自身を含む): 185826960

約数和(自身を除く): 106905258

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 107, 157, 162, 174, 214, 261, 314, 321, 471, 522, 642, 783, 942, 963, 1413, 1566, 1926, 2349, 2826, 2889, 3103, 4239, 4553, 4698, 5778, 6206, 8478, 8667, 9106, 9309, 12717, 13659, 16799, 17334, 18618, 25434, 27318, 27927, 33598, 40977, 50397, 55854, 81954, 83781, 100794, 122931, 151191, 167562, 245862, 251343, 302382, 368793, 453573, 487171, 502686, 737586, 907146, 974342, 1360719, 1461513, 2721438, 2923026, 4384539, 8769078, 13153617, 26307234, 39460851, 78921702]

約数ペア:

[(1, 78921702), (2, 39460851), (3, 26307234), (6, 13153617), (9, 8769078), (18, 4384539), (27, 2923026), (29, 2721438), (54, 1461513), (58, 1360719), (81, 974342), (87, 907146), (107, 737586), (157, 502686), (162, 487171), (174, 453573), (214, 368793), (261, 302382), (314, 251343), (321, 245862), (471, 167562), (522, 151191), (642, 122931), (783, 100794), (942, 83781), (963, 81954), (1413, 55854), (1566, 50397), (1926, 40977), (2349, 33598), (2826, 27927), (2889, 27318), (3103, 25434), (4239, 18618), (4553, 17334), (4698, 16799), (5778, 13659), (6206, 12717), (8478, 9309), (8667, 9106)]