40465494

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 80

約数和(自身を含む): 95895888

約数和(自身を除く): 55430394

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 43, 54, 74, 81, 86, 111, 129, 157, 162, 222, 258, 314, 333, 387, 471, 666, 774, 942, 999, 1161, 1413, 1591, 1998, 2322, 2826, 2997, 3182, 3483, 4239, 4773, 5809, 5994, 6751, 6966, 8478, 9546, 11618, 12717, 13502, 14319, 17427, 20253, 25434, 28638, 34854, 40506, 42957, 52281, 60759, 85914, 104562, 121518, 128871, 156843, 182277, 249787, 257742, 313686, 364554, 470529, 499574, 546831, 749361, 941058, 1093662, 1498722, 2248083, 4496166, 6744249, 13488498, 20232747, 40465494]

約数ペア:

[(1, 40465494), (2, 20232747), (3, 13488498), (6, 6744249), (9, 4496166), (18, 2248083), (27, 1498722), (37, 1093662), (43, 941058), (54, 749361), (74, 546831), (81, 499574), (86, 470529), (111, 364554), (129, 313686), (157, 257742), (162, 249787), (222, 182277), (258, 156843), (314, 128871), (333, 121518), (387, 104562), (471, 85914), (666, 60759), (774, 52281), (942, 42957), (999, 40506), (1161, 34854), (1413, 28638), (1591, 25434), (1998, 20253), (2322, 17427), (2826, 14319), (2997, 13502), (3182, 12717), (3483, 11618), (4239, 9546), (4773, 8478), (5809, 6966), (5994, 6751)]