858555888

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{21893}}^1$

素因数の和:21966

約数の個数: 80

約数和(自身を含む): 2389073280

約数和(自身を除く): 1530517392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 43, 48, 57, 76, 86, 114, 129, 152, 172, 228, 258, 304, 344, 456, 516, 688, 817, 912, 1032, 1634, 2064, 2451, 3268, 4902, 6536, 9804, 13072, 19608, 21893, 39216, 43786, 65679, 87572, 131358, 175144, 262716, 350288, 415967, 525432, 831934, 941399, 1050864, 1247901, 1663868, 1882798, 2495802, 2824197, 3327736, 3765596, 4991604, 5648394, 6655472, 7531192, 9983208, 11296788, 15062384, 17886581, 19966416, 22593576, 35773162, 45187152, 53659743, 71546324, 107319486, 143092648, 214638972, 286185296, 429277944, 858555888]

約数ペア:

[(1, 858555888), (2, 429277944), (3, 286185296), (4, 214638972), (6, 143092648), (8, 107319486), (12, 71546324), (16, 53659743), (19, 45187152), (24, 35773162), (38, 22593576), (43, 19966416), (48, 17886581), (57, 15062384), (76, 11296788), (86, 9983208), (114, 7531192), (129, 6655472), (152, 5648394), (172, 4991604), (228, 3765596), (258, 3327736), (304, 2824197), (344, 2495802), (456, 1882798), (516, 1663868), (688, 1247901), (817, 1050864), (912, 941399), (1032, 831934), (1634, 525432), (2064, 415967), (2451, 350288), (3268, 262716), (4902, 175144), (6536, 131358), (9804, 87572), (13072, 65679), (19608, 43786), (21893, 39216)]