320146880

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{5783}}^1$

素因数の和:5973

約数の個数: 56

約数和(自身を含む): 766888992

約数和(自身を除く): 446742112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 320, 346, 692, 865, 1384, 1730, 2768, 3460, 5536, 5783, 6920, 11072, 11566, 13840, 23132, 27680, 28915, 46264, 55360, 57830, 92528, 115660, 185056, 231320, 370112, 462640, 925280, 1000459, 1850560, 2000918, 4001836, 5002295, 8003672, 10004590, 16007344, 20009180, 32014688, 40018360, 64029376, 80036720, 160073440, 320146880]

約数ペア:

[(1, 320146880), (2, 160073440), (4, 80036720), (5, 64029376), (8, 40018360), (10, 32014688), (16, 20009180), (20, 16007344), (32, 10004590), (40, 8003672), (64, 5002295), (80, 4001836), (160, 2000918), (173, 1850560), (320, 1000459), (346, 925280), (692, 462640), (865, 370112), (1384, 231320), (1730, 185056), (2768, 115660), (3460, 92528), (5536, 57830), (5783, 55360), (6920, 46264), (11072, 28915), (11566, 27680), (13840, 23132)]