256754376

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{653}}^1$

素因数の和:835

約数の個数: 96

約数和(自身を含む): 718248960

約数和(自身を除く): 461494584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 127, 129, 172, 254, 258, 344, 381, 387, 508, 516, 653, 762, 774, 1016, 1032, 1143, 1306, 1524, 1548, 1959, 2286, 2612, 3048, 3096, 3918, 4572, 5224, 5461, 5877, 7836, 9144, 10922, 11754, 15672, 16383, 21844, 23508, 28079, 32766, 43688, 47016, 49149, 56158, 65532, 82931, 84237, 98298, 112316, 131064, 165862, 168474, 196596, 224632, 248793, 252711, 331724, 336948, 393192, 497586, 505422, 663448, 673896, 746379, 995172, 1010844, 1492758, 1990344, 2021688, 2985516, 3566033, 5971032, 7132066, 10698099, 14264132, 21396198, 28528264, 32094297, 42792396, 64188594, 85584792, 128377188, 256754376]

約数ペア:

[(1, 256754376), (2, 128377188), (3, 85584792), (4, 64188594), (6, 42792396), (8, 32094297), (9, 28528264), (12, 21396198), (18, 14264132), (24, 10698099), (36, 7132066), (43, 5971032), (72, 3566033), (86, 2985516), (127, 2021688), (129, 1990344), (172, 1492758), (254, 1010844), (258, 995172), (344, 746379), (381, 673896), (387, 663448), (508, 505422), (516, 497586), (653, 393192), (762, 336948), (774, 331724), (1016, 252711), (1032, 248793), (1143, 224632), (1306, 196596), (1524, 168474), (1548, 165862), (1959, 131064), (2286, 112316), (2612, 98298), (3048, 84237), (3096, 82931), (3918, 65532), (4572, 56158), (5224, 49149), (5461, 47016), (5877, 43688), (7836, 32766), (9144, 28079), (10922, 23508), (11754, 21844), (15672, 16383)]