256268124

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{313}}^1$

素因数の和:374

約数の個数: 180

約数和(自身を含む): 810639984

約数和(自身を除く): 554371860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 81, 84, 108, 114, 126, 133, 162, 171, 189, 228, 252, 266, 313, 324, 342, 361, 378, 399, 513, 532, 567, 626, 684, 722, 756, 798, 939, 1026, 1083, 1134, 1197, 1252, 1444, 1539, 1596, 1878, 2052, 2166, 2191, 2268, 2394, 2527, 2817, 3078, 3249, 3591, 3756, 4332, 4382, 4788, 5054, 5634, 5947, 6156, 6498, 6573, 7182, 7581, 8451, 8764, 9747, 10108, 10773, 11268, 11894, 12996, 13146, 14364, 15162, 16902, 17841, 19494, 19719, 21546, 22743, 23788, 25353, 26292, 29241, 30324, 33804, 35682, 38988, 39438, 41629, 43092, 45486, 50706, 53523, 58482, 59157, 68229, 71364, 78876, 83258, 90972, 101412, 107046, 112993, 116964, 118314, 124887, 136458, 160569, 166516, 177471, 204687, 214092, 225986, 236628, 249774, 272916, 321138, 338979, 354942, 374661, 409374, 451972, 481707, 499548, 642276, 677958, 709884, 749322, 790951, 818748, 963414, 1016937, 1123983, 1355916, 1498644, 1581902, 1926828, 2033874, 2247966, 2372853, 3050811, 3163804, 3371949, 4067748, 4495932, 4745706, 6101622, 6743898, 7118559, 9152433, 9491412, 12203244, 13487796, 14237118, 18304866, 21355677, 28474236, 36609732, 42711354, 64067031, 85422708, 128134062, 256268124]

約数ペア:

[(1, 256268124), (2, 128134062), (3, 85422708), (4, 64067031), (6, 42711354), (7, 36609732), (9, 28474236), (12, 21355677), (14, 18304866), (18, 14237118), (19, 13487796), (21, 12203244), (27, 9491412), (28, 9152433), (36, 7118559), (38, 6743898), (42, 6101622), (54, 4745706), (57, 4495932), (63, 4067748), (76, 3371949), (81, 3163804), (84, 3050811), (108, 2372853), (114, 2247966), (126, 2033874), (133, 1926828), (162, 1581902), (171, 1498644), (189, 1355916), (228, 1123983), (252, 1016937), (266, 963414), (313, 818748), (324, 790951), (342, 749322), (361, 709884), (378, 677958), (399, 642276), (513, 499548), (532, 481707), (567, 451972), (626, 409374), (684, 374661), (722, 354942), (756, 338979), (798, 321138), (939, 272916), (1026, 249774), (1083, 236628), (1134, 225986), (1197, 214092), (1252, 204687), (1444, 177471), (1539, 166516), (1596, 160569), (1878, 136458), (2052, 124887), (2166, 118314), (2191, 116964), (2268, 112993), (2394, 107046), (2527, 101412), (2817, 90972), (3078, 83258), (3249, 78876), (3591, 71364), (3756, 68229), (4332, 59157), (4382, 58482), (4788, 53523), (5054, 50706), (5634, 45486), (5947, 43092), (6156, 41629), (6498, 39438), (6573, 38988), (7182, 35682), (7581, 33804), (8451, 30324), (8764, 29241), (9747, 26292), (10108, 25353), (10773, 23788), (11268, 22743), (11894, 21546), (12996, 19719), (13146, 19494), (14364, 17841), (15162, 16902)]