74123478

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:395

約数の個数: 128

約数和(自身を含む): 200793600

約数和(自身を除く): 126670122

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 29, 33, 39, 54, 58, 66, 78, 87, 99, 117, 143, 174, 198, 234, 261, 286, 297, 319, 331, 351, 377, 429, 522, 594, 638, 662, 702, 754, 783, 858, 957, 993, 1131, 1287, 1566, 1914, 1986, 2262, 2574, 2871, 2979, 3393, 3641, 3861, 4147, 4303, 5742, 5958, 6786, 7282, 7722, 8294, 8606, 8613, 8937, 9599, 10179, 10923, 12441, 12909, 17226, 17874, 19198, 20358, 21846, 24882, 25818, 28797, 32769, 37323, 38727, 47333, 57594, 65538, 74646, 77454, 86391, 94666, 98307, 105589, 111969, 116181, 124787, 141999, 172782, 196614, 211178, 223938, 232362, 249574, 259173, 283998, 316767, 374361, 425997, 518346, 633534, 748722, 851994, 950301, 1123083, 1277991, 1372657, 1900602, 2246166, 2555982, 2745314, 2850903, 3369249, 4117971, 5701806, 6738498, 8235942, 12353913, 24707826, 37061739, 74123478]

約数ペア:

[(1, 74123478), (2, 37061739), (3, 24707826), (6, 12353913), (9, 8235942), (11, 6738498), (13, 5701806), (18, 4117971), (22, 3369249), (26, 2850903), (27, 2745314), (29, 2555982), (33, 2246166), (39, 1900602), (54, 1372657), (58, 1277991), (66, 1123083), (78, 950301), (87, 851994), (99, 748722), (117, 633534), (143, 518346), (174, 425997), (198, 374361), (234, 316767), (261, 283998), (286, 259173), (297, 249574), (319, 232362), (331, 223938), (351, 211178), (377, 196614), (429, 172782), (522, 141999), (594, 124787), (638, 116181), (662, 111969), (702, 105589), (754, 98307), (783, 94666), (858, 86391), (957, 77454), (993, 74646), (1131, 65538), (1287, 57594), (1566, 47333), (1914, 38727), (1986, 37323), (2262, 32769), (2574, 28797), (2871, 25818), (2979, 24882), (3393, 21846), (3641, 20358), (3861, 19198), (4147, 17874), (4303, 17226), (5742, 12909), (5958, 12441), (6786, 10923), (7282, 10179), (7722, 9599), (8294, 8937), (8606, 8613)]