199491160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^2\times {\mathrm{101}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 501999120

約数和(自身を除く): 302507960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 101, 110, 134, 202, 220, 268, 335, 404, 440, 505, 536, 670, 737, 808, 1010, 1111, 1340, 1474, 2020, 2222, 2680, 2948, 3685, 4040, 4444, 4489, 5555, 5896, 6767, 7370, 8888, 8978, 11110, 13534, 14740, 17956, 22220, 22445, 27068, 29480, 33835, 35912, 44440, 44890, 49379, 54136, 67670, 74437, 89780, 98758, 135340, 148874, 179560, 197516, 246895, 270680, 297748, 372185, 395032, 453389, 493790, 595496, 744370, 906778, 987580, 1488740, 1813556, 1975160, 2266945, 2977480, 3627112, 4533890, 4987279, 9067780, 9974558, 18135560, 19949116, 24936395, 39898232, 49872790, 99745580, 199491160]

約数ペア:

[(1, 199491160), (2, 99745580), (4, 49872790), (5, 39898232), (8, 24936395), (10, 19949116), (11, 18135560), (20, 9974558), (22, 9067780), (40, 4987279), (44, 4533890), (55, 3627112), (67, 2977480), (88, 2266945), (101, 1975160), (110, 1813556), (134, 1488740), (202, 987580), (220, 906778), (268, 744370), (335, 595496), (404, 493790), (440, 453389), (505, 395032), (536, 372185), (670, 297748), (737, 270680), (808, 246895), (1010, 197516), (1111, 179560), (1340, 148874), (1474, 135340), (2020, 98758), (2222, 89780), (2680, 74437), (2948, 67670), (3685, 54136), (4040, 49379), (4444, 44890), (4489, 44440), (5555, 35912), (5896, 33835), (6767, 29480), (7370, 27068), (8888, 22445), (8978, 22220), (11110, 17956), (13534, 14740)]