177531508

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1229}}^1$

素因数の和:1325

約数の個数: 72

約数和(自身を含む): 400468320

約数和(自身を除く): 222936812

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 67, 77, 98, 134, 154, 196, 268, 308, 469, 539, 737, 938, 1078, 1229, 1474, 1876, 2156, 2458, 2948, 3283, 4916, 5159, 6566, 8603, 10318, 13132, 13519, 17206, 20636, 27038, 34412, 36113, 54076, 60221, 72226, 82343, 94633, 120442, 144452, 164686, 189266, 240884, 329372, 378532, 576401, 662431, 905773, 1152802, 1324862, 1811546, 2305604, 2649724, 3623092, 4034807, 6340411, 8069614, 12680822, 16139228, 25361644, 44382877, 88765754, 177531508]

約数ペア:

[(1, 177531508), (2, 88765754), (4, 44382877), (7, 25361644), (11, 16139228), (14, 12680822), (22, 8069614), (28, 6340411), (44, 4034807), (49, 3623092), (67, 2649724), (77, 2305604), (98, 1811546), (134, 1324862), (154, 1152802), (196, 905773), (268, 662431), (308, 576401), (469, 378532), (539, 329372), (737, 240884), (938, 189266), (1078, 164686), (1229, 144452), (1474, 120442), (1876, 94633), (2156, 82343), (2458, 72226), (2948, 60221), (3283, 54076), (4916, 36113), (5159, 34412), (6566, 27038), (8603, 20636), (10318, 17206), (13132, 13519)]