138917968

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{673}}^1$

素因数の和:804

約数の個数: 80

約数和(自身を含む): 327617920

約数和(自身を除く): 188699952

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 97, 112, 133, 152, 194, 266, 304, 388, 532, 673, 679, 776, 1064, 1346, 1358, 1552, 1843, 2128, 2692, 2716, 3686, 4711, 5384, 5432, 7372, 9422, 10768, 10864, 12787, 12901, 14744, 18844, 25574, 25802, 29488, 37688, 51148, 51604, 65281, 75376, 89509, 102296, 103208, 130562, 179018, 204592, 206416, 261124, 358036, 456967, 522248, 716072, 913934, 1044496, 1240339, 1432144, 1827868, 2480678, 3655736, 4961356, 7311472, 8682373, 9922712, 17364746, 19845424, 34729492, 69458984, 138917968]

約数ペア:

[(1, 138917968), (2, 69458984), (4, 34729492), (7, 19845424), (8, 17364746), (14, 9922712), (16, 8682373), (19, 7311472), (28, 4961356), (38, 3655736), (56, 2480678), (76, 1827868), (97, 1432144), (112, 1240339), (133, 1044496), (152, 913934), (194, 716072), (266, 522248), (304, 456967), (388, 358036), (532, 261124), (673, 206416), (679, 204592), (776, 179018), (1064, 130562), (1346, 103208), (1358, 102296), (1552, 89509), (1843, 75376), (2128, 65281), (2692, 51604), (2716, 51148), (3686, 37688), (4711, 29488), (5384, 25802), (5432, 25574), (7372, 18844), (9422, 14744), (10768, 12901), (10864, 12787)]