122855280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{511897}}^1$

素因数の和:511913

約数の個数: 40

約数和(自身を含む): 380852112

約数和(自身を除く): 257996832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 511897, 1023794, 1535691, 2047588, 2559485, 3071382, 4095176, 5118970, 6142764, 7678455, 8190352, 10237940, 12285528, 15356910, 20475880, 24571056, 30713820, 40951760, 61427640, 122855280]

約数ペア:

[(1, 122855280), (2, 61427640), (3, 40951760), (4, 30713820), (5, 24571056), (6, 20475880), (8, 15356910), (10, 12285528), (12, 10237940), (15, 8190352), (16, 7678455), (20, 6142764), (24, 5118970), (30, 4095176), (40, 3071382), (48, 2559485), (60, 2047588), (80, 1535691), (120, 1023794), (240, 511897)]