149720428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 331490880

約数和(自身を除く): 181770452

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 89, 143, 173, 178, 187, 221, 286, 346, 356, 374, 442, 572, 692, 748, 884, 979, 1157, 1513, 1903, 1958, 2249, 2314, 2431, 2941, 3026, 3806, 3916, 4498, 4628, 4862, 5882, 6052, 7612, 8996, 9724, 11764, 12727, 15397, 16643, 19669, 24739, 25454, 30794, 32351, 33286, 38233, 39338, 49478, 50908, 61588, 64702, 66572, 76466, 78676, 98956, 129404, 152932, 169367, 200161, 216359, 261749, 338734, 400322, 420563, 432718, 523498, 677468, 800644, 841126, 865436, 1046996, 1682252, 2201771, 2879239, 3402737, 4403542, 5758478, 6805474, 8807084, 11516956, 13610948, 37430107, 74860214, 149720428]

約数ペア:

[(1, 149720428), (2, 74860214), (4, 37430107), (11, 13610948), (13, 11516956), (17, 8807084), (22, 6805474), (26, 5758478), (34, 4403542), (44, 3402737), (52, 2879239), (68, 2201771), (89, 1682252), (143, 1046996), (173, 865436), (178, 841126), (187, 800644), (221, 677468), (286, 523498), (346, 432718), (356, 420563), (374, 400322), (442, 338734), (572, 261749), (692, 216359), (748, 200161), (884, 169367), (979, 152932), (1157, 129404), (1513, 98956), (1903, 78676), (1958, 76466), (2249, 66572), (2314, 64702), (2431, 61588), (2941, 50908), (3026, 49478), (3806, 39338), (3916, 38233), (4498, 33286), (4628, 32351), (4862, 30794), (5882, 25454), (6052, 24739), (7612, 19669), (8996, 16643), (9724, 15397), (11764, 12727)]