7648740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3863}}^1$

素因数の和:3889

約数の個数: 72

約数和(自身を含む): 25316928

約数和(自身を除く): 17668188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 3863, 7726, 11589, 15452, 19315, 23178, 34767, 38630, 42493, 46356, 57945, 69534, 77260, 84986, 115890, 127479, 139068, 169972, 173835, 212465, 231780, 254958, 347670, 382437, 424930, 509916, 637395, 695340, 764874, 849860, 1274790, 1529748, 1912185, 2549580, 3824370, 7648740]

約数ペア:

[(1, 7648740), (2, 3824370), (3, 2549580), (4, 1912185), (5, 1529748), (6, 1274790), (9, 849860), (10, 764874), (11, 695340), (12, 637395), (15, 509916), (18, 424930), (20, 382437), (22, 347670), (30, 254958), (33, 231780), (36, 212465), (44, 173835), (45, 169972), (55, 139068), (60, 127479), (66, 115890), (90, 84986), (99, 77260), (110, 69534), (132, 57945), (165, 46356), (180, 42493), (198, 38630), (220, 34767), (330, 23178), (396, 19315), (495, 15452), (660, 11589), (990, 7726), (1980, 3863)]