156985489540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{11087}}^1\times {\mathrm{5851}}^1$

素因数の和:16969

約数の個数: 72

約数和(自身を含む): 362458647936

約数和(自身を除く): 205473158396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 5851, 11087, 11702, 22174, 23404, 29255, 44348, 55435, 58510, 64361, 110870, 117020, 121957, 128722, 221740, 243914, 257444, 321805, 487828, 609785, 643610, 707971, 1219570, 1287220, 1341527, 1415942, 2439140, 2683054, 2831884, 3539855, 5366108, 6707635, 7079710, 13415270, 14159420, 26830540, 64870037, 129740074, 259480148, 324350185, 648700370, 713570407, 1297400740, 1427140814, 2854281628, 3567852035, 7135704070, 7849274477, 14271408140, 15698548954, 31397097908, 39246372385, 78492744770, 156985489540]

約数ペア:

[(1, 156985489540), (2, 78492744770), (4, 39246372385), (5, 31397097908), (10, 15698548954), (11, 14271408140), (20, 7849274477), (22, 7135704070), (44, 3567852035), (55, 2854281628), (110, 1427140814), (121, 1297400740), (220, 713570407), (242, 648700370), (484, 324350185), (605, 259480148), (1210, 129740074), (2420, 64870037), (5851, 26830540), (11087, 14159420), (11702, 13415270), (22174, 7079710), (23404, 6707635), (29255, 5366108), (44348, 3539855), (55435, 2831884), (58510, 2683054), (64361, 2439140), (110870, 1415942), (117020, 1341527), (121957, 1287220), (128722, 1219570), (221740, 707971), (243914, 643610), (257444, 609785), (321805, 487828)]