247230456

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1777}}^1$

素因数の和:1845

約数の個数: 128

約数和(自身を含む): 737372160

約数和(自身を除く): 490141704

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 31, 33, 34, 44, 51, 62, 66, 68, 88, 93, 102, 124, 132, 136, 186, 187, 204, 248, 264, 341, 372, 374, 408, 527, 561, 682, 744, 748, 1023, 1054, 1122, 1364, 1496, 1581, 1777, 2046, 2108, 2244, 2728, 3162, 3554, 4092, 4216, 4488, 5331, 5797, 6324, 7108, 8184, 10662, 11594, 12648, 14216, 17391, 19547, 21324, 23188, 30209, 34782, 39094, 42648, 46376, 55087, 58641, 60418, 69564, 78188, 90627, 110174, 117282, 120836, 139128, 156376, 165261, 181254, 220348, 234564, 241672, 330522, 332299, 362508, 440696, 469128, 605957, 661044, 664598, 725016, 936479, 996897, 1211914, 1322088, 1329196, 1817871, 1872958, 1993794, 2423828, 2658392, 2809437, 3635742, 3745916, 3987588, 4847656, 5618874, 7271484, 7491832, 7975176, 10301269, 11237748, 14542968, 20602538, 22475496, 30903807, 41205076, 61807614, 82410152, 123615228, 247230456]

約数ペア:

[(1, 247230456), (2, 123615228), (3, 82410152), (4, 61807614), (6, 41205076), (8, 30903807), (11, 22475496), (12, 20602538), (17, 14542968), (22, 11237748), (24, 10301269), (31, 7975176), (33, 7491832), (34, 7271484), (44, 5618874), (51, 4847656), (62, 3987588), (66, 3745916), (68, 3635742), (88, 2809437), (93, 2658392), (102, 2423828), (124, 1993794), (132, 1872958), (136, 1817871), (186, 1329196), (187, 1322088), (204, 1211914), (248, 996897), (264, 936479), (341, 725016), (372, 664598), (374, 661044), (408, 605957), (527, 469128), (561, 440696), (682, 362508), (744, 332299), (748, 330522), (1023, 241672), (1054, 234564), (1122, 220348), (1364, 181254), (1496, 165261), (1581, 156376), (1777, 139128), (2046, 120836), (2108, 117282), (2244, 110174), (2728, 90627), (3162, 78188), (3554, 69564), (4092, 60418), (4216, 58641), (4488, 55087), (5331, 46376), (5797, 42648), (6324, 39094), (7108, 34782), (8184, 30209), (10662, 23188), (11594, 21324), (12648, 19547), (14216, 17391)]