420160248

素因数分解:

$2^3\times 3^2\times {\mathrm{277}}^1\times {\mathrm{21067}}^1$

素因数の和:21356

約数の個数: 48

約数和(自身を含む): 1142096280

約数和(自身を除く): 721936032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 277, 554, 831, 1108, 1662, 2216, 2493, 3324, 4986, 6648, 9972, 19944, 21067, 42134, 63201, 84268, 126402, 168536, 189603, 252804, 379206, 505608, 758412, 1516824, 5835559, 11671118, 17506677, 23342236, 35013354, 46684472, 52520031, 70026708, 105040062, 140053416, 210080124, 420160248]

約数ペア:

[(1, 420160248), (2, 210080124), (3, 140053416), (4, 105040062), (6, 70026708), (8, 52520031), (9, 46684472), (12, 35013354), (18, 23342236), (24, 17506677), (36, 11671118), (72, 5835559), (277, 1516824), (554, 758412), (831, 505608), (1108, 379206), (1662, 252804), (2216, 189603), (2493, 168536), (3324, 126402), (4986, 84268), (6648, 63201), (9972, 42134), (19944, 21067)]