2771790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 7755264

約数和(自身を除く): 4983474

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 67, 70, 105, 134, 197, 201, 210, 335, 394, 402, 469, 591, 670, 938, 985, 1005, 1182, 1379, 1407, 1970, 2010, 2345, 2758, 2814, 2955, 4137, 4690, 5910, 6895, 7035, 8274, 13199, 13790, 14070, 20685, 26398, 39597, 41370, 65995, 79194, 92393, 131990, 184786, 197985, 277179, 395970, 461965, 554358, 923930, 1385895, 2771790]

約数ペア:

[(1, 2771790), (2, 1385895), (3, 923930), (5, 554358), (6, 461965), (7, 395970), (10, 277179), (14, 197985), (15, 184786), (21, 131990), (30, 92393), (35, 79194), (42, 65995), (67, 41370), (70, 39597), (105, 26398), (134, 20685), (197, 14070), (201, 13790), (210, 13199), (335, 8274), (394, 7035), (402, 6895), (469, 5910), (591, 4690), (670, 4137), (938, 2955), (985, 2814), (1005, 2758), (1182, 2345), (1379, 2010), (1407, 1970)]