248801536

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:447

約数の個数: 72

約数和(自身を含む): 519208704

約数和(自身を除く): 270407168

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 107, 124, 128, 214, 248, 256, 293, 428, 496, 586, 856, 992, 1172, 1712, 1984, 2344, 3317, 3424, 3968, 4688, 6634, 6848, 7936, 9083, 9376, 13268, 13696, 18166, 18752, 26536, 27392, 31351, 36332, 37504, 53072, 62702, 72664, 75008, 106144, 125404, 145328, 212288, 250808, 290656, 424576, 501616, 581312, 849152, 971881, 1003232, 1162624, 1943762, 2006464, 2325248, 3887524, 4012928, 7775048, 8025856, 15550096, 31100192, 62200384, 124400768, 248801536]

約数ペア:

[(1, 248801536), (2, 124400768), (4, 62200384), (8, 31100192), (16, 15550096), (31, 8025856), (32, 7775048), (62, 4012928), (64, 3887524), (107, 2325248), (124, 2006464), (128, 1943762), (214, 1162624), (248, 1003232), (256, 971881), (293, 849152), (428, 581312), (496, 501616), (586, 424576), (856, 290656), (992, 250808), (1172, 212288), (1712, 145328), (1984, 125404), (2344, 106144), (3317, 75008), (3424, 72664), (3968, 62702), (4688, 53072), (6634, 37504), (6848, 36332), (7936, 31351), (9083, 27392), (9376, 26536), (13268, 18752), (13696, 18166)]