421490220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{72421}}^1$

素因数の和:72530

約数の個数: 48

約数和(自身を含む): 1192355808

約数和(自身を除く): 770865588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5820, 72421, 144842, 217263, 289684, 362105, 434526, 724210, 869052, 1086315, 1448420, 2172630, 4345260, 7024837, 14049674, 21074511, 28099348, 35124185, 42149022, 70248370, 84298044, 105372555, 140496740, 210745110, 421490220]

約数ペア:

[(1, 421490220), (2, 210745110), (3, 140496740), (4, 105372555), (5, 84298044), (6, 70248370), (10, 42149022), (12, 35124185), (15, 28099348), (20, 21074511), (30, 14049674), (60, 7024837), (97, 4345260), (194, 2172630), (291, 1448420), (388, 1086315), (485, 869052), (582, 724210), (970, 434526), (1164, 362105), (1455, 289684), (1940, 217263), (2910, 144842), (5820, 72421)]