64728864

素因数分解:

$2^5\times 3^2\times {\mathrm{317}}^1\times {\mathrm{709}}^1$

素因数の和:1042

約数の個数: 72

約数和(自身を含む): 184913820

約数和(自身を除く): 120184956

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 317, 634, 709, 951, 1268, 1418, 1902, 2127, 2536, 2836, 2853, 3804, 4254, 5072, 5672, 5706, 6381, 7608, 8508, 10144, 11344, 11412, 12762, 15216, 17016, 22688, 22824, 25524, 30432, 34032, 45648, 51048, 68064, 91296, 102096, 204192, 224753, 449506, 674259, 899012, 1348518, 1798024, 2022777, 2697036, 3596048, 4045554, 5394072, 7192096, 8091108, 10788144, 16182216, 21576288, 32364432, 64728864]

約数ペア:

[(1, 64728864), (2, 32364432), (3, 21576288), (4, 16182216), (6, 10788144), (8, 8091108), (9, 7192096), (12, 5394072), (16, 4045554), (18, 3596048), (24, 2697036), (32, 2022777), (36, 1798024), (48, 1348518), (72, 899012), (96, 674259), (144, 449506), (288, 224753), (317, 204192), (634, 102096), (709, 91296), (951, 68064), (1268, 51048), (1418, 45648), (1902, 34032), (2127, 30432), (2536, 25524), (2836, 22824), (2853, 22688), (3804, 17016), (4254, 15216), (5072, 12762), (5672, 11412), (5706, 11344), (6381, 10144), (7608, 8508)]