78099720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28297}}^1$

素因数の和:28334

約数の個数: 64

約数和(自身を含む): 244494720

約数和(自身を除く): 166395000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 28297, 56594, 84891, 113188, 141485, 169782, 226376, 282970, 339564, 424455, 565940, 650831, 679128, 848910, 1131880, 1301662, 1697820, 1952493, 2603324, 3254155, 3395640, 3904986, 5206648, 6508310, 7809972, 9762465, 13016620, 15619944, 19524930, 26033240, 39049860, 78099720]

約数ペア:

[(1, 78099720), (2, 39049860), (3, 26033240), (4, 19524930), (5, 15619944), (6, 13016620), (8, 9762465), (10, 7809972), (12, 6508310), (15, 5206648), (20, 3904986), (23, 3395640), (24, 3254155), (30, 2603324), (40, 1952493), (46, 1697820), (60, 1301662), (69, 1131880), (92, 848910), (115, 679128), (120, 650831), (138, 565940), (184, 424455), (230, 339564), (276, 282970), (345, 226376), (460, 169782), (552, 141485), (690, 113188), (920, 84891), (1380, 56594), (2760, 28297)]