180204674

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 315850752

約数和(自身を除く): 135646078

約数列:

[1, 2, 13, 26, 31, 47, 62, 67, 71, 94, 134, 142, 403, 611, 806, 871, 923, 1222, 1457, 1742, 1846, 2077, 2201, 2914, 3149, 3337, 4154, 4402, 4757, 6298, 6674, 9514, 18941, 27001, 28613, 37882, 40937, 43381, 54002, 57226, 61841, 81874, 86762, 97619, 103447, 123682, 147467, 195238, 206894, 223579, 294934, 447158, 1269047, 1344811, 1917071, 2538094, 2689622, 2906527, 3834142, 5813054, 6930949, 13861898, 90102337, 180204674]

約数ペア:

[(1, 180204674), (2, 90102337), (13, 13861898), (26, 6930949), (31, 5813054), (47, 3834142), (62, 2906527), (67, 2689622), (71, 2538094), (94, 1917071), (134, 1344811), (142, 1269047), (403, 447158), (611, 294934), (806, 223579), (871, 206894), (923, 195238), (1222, 147467), (1457, 123682), (1742, 103447), (1846, 97619), (2077, 86762), (2201, 81874), (2914, 61841), (3149, 57226), (3337, 54002), (4154, 43381), (4402, 40937), (4757, 37882), (6298, 28613), (6674, 27001), (9514, 18941)]