680160784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1093}}^1$

素因数の和:1232

約数の個数: 80

約数和(自身を含む): 1465084800

約数和(自身を除く): 784924016

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 89, 92, 152, 178, 184, 304, 356, 368, 437, 712, 874, 1093, 1424, 1691, 1748, 2047, 2186, 3382, 3496, 4094, 4372, 6764, 6992, 8188, 8744, 13528, 16376, 17488, 20767, 25139, 27056, 32752, 38893, 41534, 50278, 77786, 83068, 97277, 100556, 155572, 166136, 194554, 201112, 311144, 332272, 389108, 402224, 477641, 622288, 778216, 955282, 1556432, 1848263, 1910564, 2237371, 3696526, 3821128, 4474742, 7393052, 7642256, 8949484, 14786104, 17898968, 29572208, 35797936, 42510049, 85020098, 170040196, 340080392, 680160784]

約数ペア:

[(1, 680160784), (2, 340080392), (4, 170040196), (8, 85020098), (16, 42510049), (19, 35797936), (23, 29572208), (38, 17898968), (46, 14786104), (76, 8949484), (89, 7642256), (92, 7393052), (152, 4474742), (178, 3821128), (184, 3696526), (304, 2237371), (356, 1910564), (368, 1848263), (437, 1556432), (712, 955282), (874, 778216), (1093, 622288), (1424, 477641), (1691, 402224), (1748, 389108), (2047, 332272), (2186, 311144), (3382, 201112), (3496, 194554), (4094, 166136), (4372, 155572), (6764, 100556), (6992, 97277), (8188, 83068), (8744, 77786), (13528, 50278), (16376, 41534), (17488, 38893), (20767, 32752), (25139, 27056)]