140686884

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6991}}^1$

素因数の和:7057

約数の個数: 72

約数和(自身を含む): 391943552

約数和(自身を除く): 251256668

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 6991, 10062, 13982, 20124, 20973, 27964, 41946, 62919, 83892, 90883, 125838, 181766, 251676, 272649, 300613, 363532, 545298, 601226, 817947, 901839, 1090596, 1202452, 1635894, 1803678, 2705517, 3271788, 3607356, 3907969, 5411034, 7815938, 10822068, 11723907, 15631876, 23447814, 35171721, 46895628, 70343442, 140686884]

約数ペア:

[(1, 140686884), (2, 70343442), (3, 46895628), (4, 35171721), (6, 23447814), (9, 15631876), (12, 11723907), (13, 10822068), (18, 7815938), (26, 5411034), (36, 3907969), (39, 3607356), (43, 3271788), (52, 2705517), (78, 1803678), (86, 1635894), (117, 1202452), (129, 1090596), (156, 901839), (172, 817947), (234, 601226), (258, 545298), (387, 363532), (468, 300613), (516, 272649), (559, 251676), (774, 181766), (1118, 125838), (1548, 90883), (1677, 83892), (2236, 62919), (3354, 41946), (5031, 27964), (6708, 20973), (6991, 20124), (10062, 13982)]