329589780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{422551}}^1$

素因数の和:422576

約数の個数: 48

約数和(自身を含む): 993842304

約数和(自身を除く): 664252524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 422551, 845102, 1267653, 1690204, 2112755, 2535306, 4225510, 5070612, 5493163, 6338265, 8451020, 10986326, 12676530, 16479489, 21972652, 25353060, 27465815, 32958978, 54931630, 65917956, 82397445, 109863260, 164794890, 329589780]

約数ペア:

[(1, 329589780), (2, 164794890), (3, 109863260), (4, 82397445), (5, 65917956), (6, 54931630), (10, 32958978), (12, 27465815), (13, 25353060), (15, 21972652), (20, 16479489), (26, 12676530), (30, 10986326), (39, 8451020), (52, 6338265), (60, 5493163), (65, 5070612), (78, 4225510), (130, 2535306), (156, 2112755), (195, 1690204), (260, 1267653), (390, 845102), (780, 422551)]