384946860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{278947}}^1$

素因数の和:278982

約数の個数: 48

約数和(自身を含む): 1124718336

約数和(自身を除く): 739771476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 278947, 557894, 836841, 1115788, 1394735, 1673682, 2789470, 3347364, 4184205, 5578940, 6415781, 8368410, 12831562, 16736820, 19247343, 25663124, 32078905, 38494686, 64157810, 76989372, 96236715, 128315620, 192473430, 384946860]

約数ペア:

[(1, 384946860), (2, 192473430), (3, 128315620), (4, 96236715), (5, 76989372), (6, 64157810), (10, 38494686), (12, 32078905), (15, 25663124), (20, 19247343), (23, 16736820), (30, 12831562), (46, 8368410), (60, 6415781), (69, 5578940), (92, 4184205), (115, 3347364), (138, 2789470), (230, 1673682), (276, 1394735), (345, 1115788), (460, 836841), (690, 557894), (1380, 278947)]