189339990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{13457}}^1$

素因数の和:13541

約数の個数: 64

約数和(自身を含む): 527122944

約数和(自身を除く): 337782954

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 67, 70, 105, 134, 201, 210, 335, 402, 469, 670, 938, 1005, 1407, 2010, 2345, 2814, 4690, 7035, 13457, 14070, 26914, 40371, 67285, 80742, 94199, 134570, 188398, 201855, 282597, 403710, 470995, 565194, 901619, 941990, 1412985, 1803238, 2704857, 2825970, 4508095, 5409714, 6311333, 9016190, 12622666, 13524285, 18933999, 27048570, 31556665, 37867998, 63113330, 94669995, 189339990]

約数ペア:

[(1, 189339990), (2, 94669995), (3, 63113330), (5, 37867998), (6, 31556665), (7, 27048570), (10, 18933999), (14, 13524285), (15, 12622666), (21, 9016190), (30, 6311333), (35, 5409714), (42, 4508095), (67, 2825970), (70, 2704857), (105, 1803238), (134, 1412985), (201, 941990), (210, 901619), (335, 565194), (402, 470995), (469, 403710), (670, 282597), (938, 201855), (1005, 188398), (1407, 134570), (2010, 94199), (2345, 80742), (2814, 67285), (4690, 40371), (7035, 26914), (13457, 14070)]