248208128

素因数分解:

$2^8\times 7^2\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:498

約数の個数: 108

約数和(自身を含む): 589996512

約数和(自身を除く): 341788384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 49, 56, 64, 94, 98, 112, 128, 188, 196, 224, 256, 329, 376, 392, 421, 448, 658, 752, 784, 842, 896, 1316, 1504, 1568, 1684, 1792, 2303, 2632, 2947, 3008, 3136, 3368, 4606, 5264, 5894, 6016, 6272, 6736, 9212, 10528, 11788, 12032, 12544, 13472, 18424, 19787, 20629, 21056, 23576, 26944, 36848, 39574, 41258, 42112, 47152, 53888, 73696, 79148, 82516, 84224, 94304, 107776, 138509, 147392, 158296, 165032, 188608, 277018, 294784, 316592, 330064, 377216, 554036, 589568, 633184, 660128, 754432, 969563, 1108072, 1266368, 1320256, 1939126, 2216144, 2532736, 2640512, 3878252, 4432288, 5065472, 5281024, 7756504, 8864576, 15513008, 17729152, 31026016, 35458304, 62052032, 124104064, 248208128]

約数ペア:

[(1, 248208128), (2, 124104064), (4, 62052032), (7, 35458304), (8, 31026016), (14, 17729152), (16, 15513008), (28, 8864576), (32, 7756504), (47, 5281024), (49, 5065472), (56, 4432288), (64, 3878252), (94, 2640512), (98, 2532736), (112, 2216144), (128, 1939126), (188, 1320256), (196, 1266368), (224, 1108072), (256, 969563), (329, 754432), (376, 660128), (392, 633184), (421, 589568), (448, 554036), (658, 377216), (752, 330064), (784, 316592), (842, 294784), (896, 277018), (1316, 188608), (1504, 165032), (1568, 158296), (1684, 147392), (1792, 138509), (2303, 107776), (2632, 94304), (2947, 84224), (3008, 82516), (3136, 79148), (3368, 73696), (4606, 53888), (5264, 47152), (5894, 42112), (6016, 41258), (6272, 39574), (6736, 36848), (9212, 26944), (10528, 23576), (11788, 21056), (12032, 20629), (12544, 19787), (13472, 18424)]