257029008

素因数分解:

$2^4\times 3^1\times {\mathrm{809}}^1\times {\mathrm{6619}}^1$

素因数の和:7439

約数の個数: 40

約数和(自身を含む): 664912800

約数和(自身を除く): 407883792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 809, 1618, 2427, 3236, 4854, 6472, 6619, 9708, 12944, 13238, 19416, 19857, 26476, 38832, 39714, 52952, 79428, 105904, 158856, 317712, 5354771, 10709542, 16064313, 21419084, 32128626, 42838168, 64257252, 85676336, 128514504, 257029008]

約数ペア:

[(1, 257029008), (2, 128514504), (3, 85676336), (4, 64257252), (6, 42838168), (8, 32128626), (12, 21419084), (16, 16064313), (24, 10709542), (48, 5354771), (809, 317712), (1618, 158856), (2427, 105904), (3236, 79428), (4854, 52952), (6472, 39714), (6619, 38832), (9708, 26476), (12944, 19857), (13238, 19416)]