1981019568

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{11987}}^1$

素因数の和:12322

約数の個数: 80

約数和(自身を含む): 5601177216

約数和(自身を除く): 3620157648

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 313, 528, 626, 939, 1252, 1878, 2504, 3443, 3756, 5008, 6886, 7512, 10329, 11987, 13772, 15024, 20658, 23974, 27544, 35961, 41316, 47948, 55088, 71922, 82632, 95896, 131857, 143844, 165264, 191792, 263714, 287688, 395571, 527428, 575376, 791142, 1054856, 1582284, 2109712, 3164568, 3751931, 6329136, 7503862, 11255793, 15007724, 22511586, 30015448, 41271241, 45023172, 60030896, 82542482, 90046344, 123813723, 165084964, 180092688, 247627446, 330169928, 495254892, 660339856, 990509784, 1981019568]

約数ペア:

[(1, 1981019568), (2, 990509784), (3, 660339856), (4, 495254892), (6, 330169928), (8, 247627446), (11, 180092688), (12, 165084964), (16, 123813723), (22, 90046344), (24, 82542482), (33, 60030896), (44, 45023172), (48, 41271241), (66, 30015448), (88, 22511586), (132, 15007724), (176, 11255793), (264, 7503862), (313, 6329136), (528, 3751931), (626, 3164568), (939, 2109712), (1252, 1582284), (1878, 1054856), (2504, 791142), (3443, 575376), (3756, 527428), (5008, 395571), (6886, 287688), (7512, 263714), (10329, 191792), (11987, 165264), (13772, 143844), (15024, 131857), (20658, 95896), (23974, 82632), (27544, 71922), (35961, 55088), (41316, 47948)]