123721308

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{6971}}^1$

素因数の和:7027

約数の個数: 72

約数和(自身を含む): 342604080

約数和(自身を除く): 218882772

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 29, 34, 36, 51, 58, 68, 87, 102, 116, 153, 174, 204, 261, 306, 348, 493, 522, 612, 986, 1044, 1479, 1972, 2958, 4437, 5916, 6971, 8874, 13942, 17748, 20913, 27884, 41826, 62739, 83652, 118507, 125478, 202159, 237014, 250956, 355521, 404318, 474028, 606477, 711042, 808636, 1066563, 1212954, 1422084, 1819431, 2133126, 2425908, 3436703, 3638862, 4266252, 6873406, 7277724, 10310109, 13746812, 20620218, 30930327, 41240436, 61860654, 123721308]

約数ペア:

[(1, 123721308), (2, 61860654), (3, 41240436), (4, 30930327), (6, 20620218), (9, 13746812), (12, 10310109), (17, 7277724), (18, 6873406), (29, 4266252), (34, 3638862), (36, 3436703), (51, 2425908), (58, 2133126), (68, 1819431), (87, 1422084), (102, 1212954), (116, 1066563), (153, 808636), (174, 711042), (204, 606477), (261, 474028), (306, 404318), (348, 355521), (493, 250956), (522, 237014), (612, 202159), (986, 125478), (1044, 118507), (1479, 83652), (1972, 62739), (2958, 41826), (4437, 27884), (5916, 20913), (6971, 17748), (8874, 13942)]