256543272

素因数分解:

$2^3\times 3^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:555

約数の個数: 96

約数和(自身を含む): 710509800

約数和(自身を除く): 453966528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 97, 109, 194, 218, 291, 327, 337, 388, 436, 582, 654, 674, 776, 872, 873, 981, 1011, 1164, 1308, 1348, 1746, 1962, 2022, 2328, 2616, 2696, 3033, 3492, 3924, 4044, 6066, 6984, 7848, 8088, 10573, 12132, 21146, 24264, 31719, 32689, 36733, 42292, 63438, 65378, 73466, 84584, 95157, 98067, 110199, 126876, 130756, 146932, 190314, 196134, 220398, 253752, 261512, 293864, 294201, 330597, 380628, 392268, 440796, 588402, 661194, 761256, 784536, 881592, 1176804, 1322388, 2353608, 2644776, 3563101, 7126202, 10689303, 14252404, 21378606, 28504808, 32067909, 42757212, 64135818, 85514424, 128271636, 256543272]

約数ペア:

[(1, 256543272), (2, 128271636), (3, 85514424), (4, 64135818), (6, 42757212), (8, 32067909), (9, 28504808), (12, 21378606), (18, 14252404), (24, 10689303), (36, 7126202), (72, 3563101), (97, 2644776), (109, 2353608), (194, 1322388), (218, 1176804), (291, 881592), (327, 784536), (337, 761256), (388, 661194), (436, 588402), (582, 440796), (654, 392268), (674, 380628), (776, 330597), (872, 294201), (873, 293864), (981, 261512), (1011, 253752), (1164, 220398), (1308, 196134), (1348, 190314), (1746, 146932), (1962, 130756), (2022, 126876), (2328, 110199), (2616, 98067), (2696, 95157), (3033, 84584), (3492, 73466), (3924, 65378), (4044, 63438), (6066, 42292), (6984, 36733), (7848, 32689), (8088, 31719), (10573, 24264), (12132, 21146)]