160003998

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 160

約数和(自身を含む): 454975488

約数和(自身を除く): 294971490

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 81, 99, 101, 126, 127, 154, 162, 189, 198, 202, 231, 254, 297, 303, 378, 381, 462, 567, 594, 606, 693, 707, 762, 889, 891, 909, 1111, 1134, 1143, 1386, 1397, 1414, 1778, 1782, 1818, 2079, 2121, 2222, 2286, 2667, 2727, 2794, 3333, 3429, 4158, 4191, 4242, 5334, 5454, 6237, 6363, 6666, 6858, 7777, 8001, 8181, 8382, 9779, 9999, 10287, 12474, 12573, 12726, 12827, 15554, 16002, 16362, 19089, 19558, 19998, 20574, 23331, 24003, 25146, 25654, 29337, 29997, 37719, 38178, 38481, 46662, 48006, 57267, 58674, 59994, 69993, 72009, 75438, 76962, 88011, 89789, 89991, 113157, 114534, 115443, 139986, 141097, 144018, 176022, 179578, 179982, 209979, 226314, 230886, 264033, 269367, 282194, 346329, 419958, 423291, 528066, 538734, 629937, 692658, 792099, 808101, 846582, 987679, 1038987, 1259874, 1269873, 1584198, 1616202, 1975358, 2077974, 2424303, 2539746, 2963037, 3809619, 4848606, 5926074, 7272909, 7619238, 8889111, 11428857, 14545818, 17778222, 22857714, 26667333, 53334666, 80001999, 160003998]

約数ペア:

[(1, 160003998), (2, 80001999), (3, 53334666), (6, 26667333), (7, 22857714), (9, 17778222), (11, 14545818), (14, 11428857), (18, 8889111), (21, 7619238), (22, 7272909), (27, 5926074), (33, 4848606), (42, 3809619), (54, 2963037), (63, 2539746), (66, 2424303), (77, 2077974), (81, 1975358), (99, 1616202), (101, 1584198), (126, 1269873), (127, 1259874), (154, 1038987), (162, 987679), (189, 846582), (198, 808101), (202, 792099), (231, 692658), (254, 629937), (297, 538734), (303, 528066), (378, 423291), (381, 419958), (462, 346329), (567, 282194), (594, 269367), (606, 264033), (693, 230886), (707, 226314), (762, 209979), (889, 179982), (891, 179578), (909, 176022), (1111, 144018), (1134, 141097), (1143, 139986), (1386, 115443), (1397, 114534), (1414, 113157), (1778, 89991), (1782, 89789), (1818, 88011), (2079, 76962), (2121, 75438), (2222, 72009), (2286, 69993), (2667, 59994), (2727, 58674), (2794, 57267), (3333, 48006), (3429, 46662), (4158, 38481), (4191, 38178), (4242, 37719), (5334, 29997), (5454, 29337), (6237, 25654), (6363, 25146), (6666, 24003), (6858, 23331), (7777, 20574), (8001, 19998), (8181, 19558), (8382, 19089), (9779, 16362), (9999, 16002), (10287, 15554), (12474, 12827), (12573, 12726)]