31256928

素因数分解:

$2^5\times 3^4\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:442

約数の個数: 120

約数和(自身を含む): 95135040

約数和(自身を除く): 63878112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 81, 93, 96, 108, 124, 144, 162, 186, 216, 248, 279, 288, 324, 372, 389, 432, 496, 558, 648, 744, 778, 837, 864, 992, 1116, 1167, 1296, 1488, 1556, 1674, 2232, 2334, 2511, 2592, 2976, 3112, 3348, 3501, 4464, 4668, 5022, 6224, 6696, 7002, 8928, 9336, 10044, 10503, 12059, 12448, 13392, 14004, 18672, 20088, 21006, 24118, 26784, 28008, 31509, 36177, 37344, 40176, 42012, 48236, 56016, 63018, 72354, 80352, 84024, 96472, 108531, 112032, 126036, 144708, 168048, 192944, 217062, 252072, 289416, 325593, 336096, 385888, 434124, 504144, 578832, 651186, 868248, 976779, 1008288, 1157664, 1302372, 1736496, 1953558, 2604744, 3472992, 3907116, 5209488, 7814232, 10418976, 15628464, 31256928]

約数ペア:

[(1, 31256928), (2, 15628464), (3, 10418976), (4, 7814232), (6, 5209488), (8, 3907116), (9, 3472992), (12, 2604744), (16, 1953558), (18, 1736496), (24, 1302372), (27, 1157664), (31, 1008288), (32, 976779), (36, 868248), (48, 651186), (54, 578832), (62, 504144), (72, 434124), (81, 385888), (93, 336096), (96, 325593), (108, 289416), (124, 252072), (144, 217062), (162, 192944), (186, 168048), (216, 144708), (248, 126036), (279, 112032), (288, 108531), (324, 96472), (372, 84024), (389, 80352), (432, 72354), (496, 63018), (558, 56016), (648, 48236), (744, 42012), (778, 40176), (837, 37344), (864, 36177), (992, 31509), (1116, 28008), (1167, 26784), (1296, 24118), (1488, 21006), (1556, 20088), (1674, 18672), (2232, 14004), (2334, 13392), (2511, 12448), (2592, 12059), (2976, 10503), (3112, 10044), (3348, 9336), (3501, 8928), (4464, 7002), (4668, 6696), (5022, 6224)]