76589281980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{816691}}^1$

素因数の和:817227

約数の個数: 72

約数和(自身を含む): 232767020304

約数和(自身を除く): 156177738324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 521, 1042, 1563, 2084, 2605, 3126, 4689, 5210, 6252, 7815, 9378, 10420, 15630, 18756, 23445, 31260, 46890, 93780, 816691, 1633382, 2450073, 3266764, 4083455, 4900146, 7350219, 8166910, 9800292, 12250365, 14700438, 16333820, 24500730, 29400876, 36751095, 49001460, 73502190, 147004380, 425496011, 850992022, 1276488033, 1701984044, 2127480055, 2552976066, 3829464099, 4254960110, 5105952132, 6382440165, 7658928198, 8509920220, 12764880330, 15317856396, 19147320495, 25529760660, 38294640990, 76589281980]

約数ペア:

[(1, 76589281980), (2, 38294640990), (3, 25529760660), (4, 19147320495), (5, 15317856396), (6, 12764880330), (9, 8509920220), (10, 7658928198), (12, 6382440165), (15, 5105952132), (18, 4254960110), (20, 3829464099), (30, 2552976066), (36, 2127480055), (45, 1701984044), (60, 1276488033), (90, 850992022), (180, 425496011), (521, 147004380), (1042, 73502190), (1563, 49001460), (2084, 36751095), (2605, 29400876), (3126, 24500730), (4689, 16333820), (5210, 14700438), (6252, 12250365), (7815, 9800292), (9378, 8166910), (10420, 7350219), (15630, 4900146), (18756, 4083455), (23445, 3266764), (31260, 2450073), (46890, 1633382), (93780, 816691)]