258021280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{146603}}^1$

素因数の和:146629

約数の個数: 48

約数和(自身を含む): 664995744

約数和(自身を除く): 406974464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 146603, 293206, 586412, 733015, 1172824, 1466030, 1612633, 2345648, 2932060, 3225266, 4691296, 5864120, 6450532, 8063165, 11728240, 12901064, 16126330, 23456480, 25802128, 32252660, 51604256, 64505320, 129010640, 258021280]

約数ペア:

[(1, 258021280), (2, 129010640), (4, 64505320), (5, 51604256), (8, 32252660), (10, 25802128), (11, 23456480), (16, 16126330), (20, 12901064), (22, 11728240), (32, 8063165), (40, 6450532), (44, 5864120), (55, 4691296), (80, 3225266), (88, 2932060), (110, 2345648), (160, 1612633), (176, 1466030), (220, 1172824), (352, 733015), (440, 586412), (880, 293206), (1760, 146603)]