220145156

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10067}}^1$

素因数の和:10160

約数の個数: 48

約数和(自身を含む): 487130112

約数和(自身を除く): 266984956

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 5467, 10067, 10934, 20134, 21868, 40268, 70469, 110737, 140938, 221474, 281876, 442948, 714757, 775159, 1429514, 1550318, 2859028, 3100636, 5003299, 7862327, 10006598, 15724654, 20013196, 31449308, 55036289, 110072578, 220145156]

約数ペア:

[(1, 220145156), (2, 110072578), (4, 55036289), (7, 31449308), (11, 20013196), (14, 15724654), (22, 10006598), (28, 7862327), (44, 5003299), (71, 3100636), (77, 2859028), (142, 1550318), (154, 1429514), (284, 775159), (308, 714757), (497, 442948), (781, 281876), (994, 221474), (1562, 140938), (1988, 110737), (3124, 70469), (5467, 40268), (10067, 21868), (10934, 20134)]