766730240

素因数分解:

$2^{13}\times 5^1\times {\mathrm{18719}}^1$

素因数の和:18750

約数の個数: 56

約数和(自身を含む): 1840138560

約数和(自身を除く): 1073408320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 8192, 10240, 18719, 20480, 37438, 40960, 74876, 93595, 149752, 187190, 299504, 374380, 599008, 748760, 1198016, 1497520, 2396032, 2995040, 4792064, 5990080, 9584128, 11980160, 19168256, 23960320, 38336512, 47920640, 76673024, 95841280, 153346048, 191682560, 383365120, 766730240]

約数ペア:

[(1, 766730240), (2, 383365120), (4, 191682560), (5, 153346048), (8, 95841280), (10, 76673024), (16, 47920640), (20, 38336512), (32, 23960320), (40, 19168256), (64, 11980160), (80, 9584128), (128, 5990080), (160, 4792064), (256, 2995040), (320, 2396032), (512, 1497520), (640, 1198016), (1024, 748760), (1280, 599008), (2048, 374380), (2560, 299504), (4096, 187190), (5120, 149752), (8192, 93595), (10240, 74876), (18719, 40960), (20480, 37438)]