136981980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3863}}^1$

素因数の和:4075

約数の個数: 72

約数和(自身を含む): 417729312

約数和(自身を除く): 280747332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3863, 3940, 5910, 7092, 7726, 8865, 11589, 11820, 15452, 17730, 19315, 23178, 34767, 35460, 38630, 46356, 57945, 69534, 77260, 115890, 139068, 173835, 231780, 347670, 695340, 761011, 1522022, 2283033, 3044044, 3805055, 4566066, 6849099, 7610110, 9132132, 11415165, 13698198, 15220220, 22830330, 27396396, 34245495, 45660660, 68490990, 136981980]

約数ペア:

[(1, 136981980), (2, 68490990), (3, 45660660), (4, 34245495), (5, 27396396), (6, 22830330), (9, 15220220), (10, 13698198), (12, 11415165), (15, 9132132), (18, 7610110), (20, 6849099), (30, 4566066), (36, 3805055), (45, 3044044), (60, 2283033), (90, 1522022), (180, 761011), (197, 695340), (394, 347670), (591, 231780), (788, 173835), (985, 139068), (1182, 115890), (1773, 77260), (1970, 69534), (2364, 57945), (2955, 46356), (3546, 38630), (3863, 35460), (3940, 34767), (5910, 23178), (7092, 19315), (7726, 17730), (8865, 15452), (11589, 11820)]