155985424

素因数分解:

$2^4\times 7^3\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:733

約数の個数: 80

約数和(自身を含む): 361187200

約数和(自身を除く): 205201776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 49, 56, 86, 98, 112, 172, 196, 301, 343, 344, 392, 602, 661, 686, 688, 784, 1204, 1322, 1372, 2107, 2408, 2644, 2744, 4214, 4627, 4816, 5288, 5488, 8428, 9254, 10576, 14749, 16856, 18508, 28423, 29498, 32389, 33712, 37016, 56846, 58996, 64778, 74032, 113692, 117992, 129556, 198961, 226723, 227384, 235984, 259112, 397922, 453446, 454768, 518224, 795844, 906892, 1392727, 1591688, 1813784, 2785454, 3183376, 3627568, 5570908, 9749089, 11141816, 19498178, 22283632, 38996356, 77992712, 155985424]

約数ペア:

[(1, 155985424), (2, 77992712), (4, 38996356), (7, 22283632), (8, 19498178), (14, 11141816), (16, 9749089), (28, 5570908), (43, 3627568), (49, 3183376), (56, 2785454), (86, 1813784), (98, 1591688), (112, 1392727), (172, 906892), (196, 795844), (301, 518224), (343, 454768), (344, 453446), (392, 397922), (602, 259112), (661, 235984), (686, 227384), (688, 226723), (784, 198961), (1204, 129556), (1322, 117992), (1372, 113692), (2107, 74032), (2408, 64778), (2644, 58996), (2744, 56846), (4214, 37016), (4627, 33712), (4816, 32389), (5288, 29498), (5488, 28423), (8428, 18508), (9254, 16856), (10576, 14749)]