78399776

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 144

約数和(自身を含む): 202910400

約数和(自身を除く): 124510624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 76, 91, 104, 109, 112, 133, 152, 169, 182, 208, 218, 224, 247, 266, 304, 338, 364, 416, 436, 494, 532, 608, 676, 728, 763, 872, 988, 1064, 1183, 1352, 1417, 1456, 1526, 1729, 1744, 1976, 2071, 2128, 2366, 2704, 2834, 2912, 3052, 3211, 3458, 3488, 3952, 4142, 4256, 4732, 5408, 5668, 6104, 6422, 6916, 7904, 8284, 9464, 9919, 11336, 12208, 12844, 13832, 14497, 16568, 18421, 18928, 19838, 22477, 22672, 24416, 25688, 26923, 27664, 28994, 33136, 36842, 37856, 39676, 44954, 45344, 51376, 53846, 55328, 57988, 66272, 73684, 79352, 89908, 102752, 107692, 115976, 128947, 147368, 158704, 179816, 188461, 215384, 231952, 257894, 294736, 317408, 349999, 359632, 376922, 430768, 463904, 515788, 589472, 699998, 719264, 753844, 861536, 1031576, 1399996, 1507688, 2063152, 2449993, 2799992, 3015376, 4126304, 4899986, 5599984, 6030752, 9799972, 11199968, 19599944, 39199888, 78399776]

約数ペア:

[(1, 78399776), (2, 39199888), (4, 19599944), (7, 11199968), (8, 9799972), (13, 6030752), (14, 5599984), (16, 4899986), (19, 4126304), (26, 3015376), (28, 2799992), (32, 2449993), (38, 2063152), (52, 1507688), (56, 1399996), (76, 1031576), (91, 861536), (104, 753844), (109, 719264), (112, 699998), (133, 589472), (152, 515788), (169, 463904), (182, 430768), (208, 376922), (218, 359632), (224, 349999), (247, 317408), (266, 294736), (304, 257894), (338, 231952), (364, 215384), (416, 188461), (436, 179816), (494, 158704), (532, 147368), (608, 128947), (676, 115976), (728, 107692), (763, 102752), (872, 89908), (988, 79352), (1064, 73684), (1183, 66272), (1352, 57988), (1417, 55328), (1456, 53846), (1526, 51376), (1729, 45344), (1744, 44954), (1976, 39676), (2071, 37856), (2128, 36842), (2366, 33136), (2704, 28994), (2834, 27664), (2912, 26923), (3052, 25688), (3211, 24416), (3458, 22672), (3488, 22477), (3952, 19838), (4142, 18928), (4256, 18421), (4732, 16568), (5408, 14497), (5668, 13832), (6104, 12844), (6422, 12208), (6916, 11336), (7904, 9919), (8284, 9464)]