256307952

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{1297}}^1$

素因数の和:1510

約数の個数: 80

約数和(自身を含む): 695312640

約数和(自身を除く): 439004688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 179, 184, 276, 358, 368, 537, 552, 716, 1074, 1104, 1297, 1432, 2148, 2594, 2864, 3891, 4117, 4296, 5188, 7782, 8234, 8592, 10376, 12351, 15564, 16468, 20752, 24702, 29831, 31128, 32936, 49404, 59662, 62256, 65872, 89493, 98808, 119324, 178986, 197616, 232163, 238648, 357972, 464326, 477296, 696489, 715944, 928652, 1392978, 1431888, 1857304, 2785956, 3714608, 5339749, 5571912, 10679498, 11143824, 16019247, 21358996, 32038494, 42717992, 64076988, 85435984, 128153976, 256307952]

約数ペア:

[(1, 256307952), (2, 128153976), (3, 85435984), (4, 64076988), (6, 42717992), (8, 32038494), (12, 21358996), (16, 16019247), (23, 11143824), (24, 10679498), (46, 5571912), (48, 5339749), (69, 3714608), (92, 2785956), (138, 1857304), (179, 1431888), (184, 1392978), (276, 928652), (358, 715944), (368, 696489), (537, 477296), (552, 464326), (716, 357972), (1074, 238648), (1104, 232163), (1297, 197616), (1432, 178986), (2148, 119324), (2594, 98808), (2864, 89493), (3891, 65872), (4117, 62256), (4296, 59662), (5188, 49404), (7782, 32936), (8234, 31128), (8592, 29831), (10376, 24702), (12351, 20752), (15564, 16468)]