180521204

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1693}}^1$

素因数の和:1800

約数の個数: 48

約数和(自身を含む): 352894080

約数和(自身を除く): 172372876

約数列:

[1, 2, 4, 19, 23, 38, 46, 61, 76, 92, 122, 244, 437, 874, 1159, 1403, 1693, 1748, 2318, 2806, 3386, 4636, 5612, 6772, 26657, 32167, 38939, 53314, 64334, 77878, 103273, 106628, 128668, 155756, 206546, 413092, 739841, 1479682, 1962187, 2375279, 2959364, 3924374, 4750558, 7848748, 9501116, 45130301, 90260602, 180521204]

約数ペア:

[(1, 180521204), (2, 90260602), (4, 45130301), (19, 9501116), (23, 7848748), (38, 4750558), (46, 3924374), (61, 2959364), (76, 2375279), (92, 1962187), (122, 1479682), (244, 739841), (437, 413092), (874, 206546), (1159, 155756), (1403, 128668), (1693, 106628), (1748, 103273), (2318, 77878), (2806, 64334), (3386, 53314), (4636, 38939), (5612, 32167), (6772, 26657)]