81671328

素因数分解:

$2^5\times 3^8\times {\mathrm{389}}^1$

素因数の和:423

約数の個数: 108

約数和(自身を含む): 241793370

約数和(自身を除く): 160122042

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 389, 432, 486, 648, 729, 778, 864, 972, 1167, 1296, 1458, 1556, 1944, 2187, 2334, 2592, 2916, 3112, 3501, 3888, 4374, 4668, 5832, 6224, 6561, 7002, 7776, 8748, 9336, 10503, 11664, 12448, 13122, 14004, 17496, 18672, 21006, 23328, 26244, 28008, 31509, 34992, 37344, 42012, 52488, 56016, 63018, 69984, 84024, 94527, 104976, 112032, 126036, 168048, 189054, 209952, 252072, 283581, 336096, 378108, 504144, 567162, 756216, 850743, 1008288, 1134324, 1512432, 1701486, 2268648, 2552229, 3024864, 3402972, 4537296, 5104458, 6805944, 9074592, 10208916, 13611888, 20417832, 27223776, 40835664, 81671328]

約数ペア:

[(1, 81671328), (2, 40835664), (3, 27223776), (4, 20417832), (6, 13611888), (8, 10208916), (9, 9074592), (12, 6805944), (16, 5104458), (18, 4537296), (24, 3402972), (27, 3024864), (32, 2552229), (36, 2268648), (48, 1701486), (54, 1512432), (72, 1134324), (81, 1008288), (96, 850743), (108, 756216), (144, 567162), (162, 504144), (216, 378108), (243, 336096), (288, 283581), (324, 252072), (389, 209952), (432, 189054), (486, 168048), (648, 126036), (729, 112032), (778, 104976), (864, 94527), (972, 84024), (1167, 69984), (1296, 63018), (1458, 56016), (1556, 52488), (1944, 42012), (2187, 37344), (2334, 34992), (2592, 31509), (2916, 28008), (3112, 26244), (3501, 23328), (3888, 21006), (4374, 18672), (4668, 17496), (5832, 14004), (6224, 13122), (6561, 12448), (7002, 11664), (7776, 10503), (8748, 9336)]