67440128

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:663

約数の個数: 80

約数和(自身を含む): 159227904

約数和(自身を除く): 91787776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 607, 868, 896, 992, 1214, 1736, 1792, 1984, 2428, 3472, 3584, 3968, 4249, 4856, 6944, 7936, 8498, 9712, 13888, 15872, 16996, 18817, 19424, 27776, 33992, 37634, 38848, 55552, 67984, 75268, 77696, 111104, 131719, 135968, 150536, 155392, 263438, 271936, 301072, 310784, 526876, 543872, 602144, 1053752, 1087744, 1204288, 2107504, 2175488, 2408576, 4215008, 4817152, 8430016, 9634304, 16860032, 33720064, 67440128]

約数ペア:

[(1, 67440128), (2, 33720064), (4, 16860032), (7, 9634304), (8, 8430016), (14, 4817152), (16, 4215008), (28, 2408576), (31, 2175488), (32, 2107504), (56, 1204288), (62, 1087744), (64, 1053752), (112, 602144), (124, 543872), (128, 526876), (217, 310784), (224, 301072), (248, 271936), (256, 263438), (434, 155392), (448, 150536), (496, 135968), (512, 131719), (607, 111104), (868, 77696), (896, 75268), (992, 67984), (1214, 55552), (1736, 38848), (1792, 37634), (1984, 33992), (2428, 27776), (3472, 19424), (3584, 18817), (3968, 16996), (4249, 15872), (4856, 13888), (6944, 9712), (7936, 8498)]