220996930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7757}}^1$

素因数の和:7819

約数の個数: 64

約数和(自身を含む): 509421312

約数和(自身を除く): 288424382

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 55, 70, 74, 77, 110, 154, 185, 259, 370, 385, 407, 518, 770, 814, 1295, 2035, 2590, 2849, 4070, 5698, 7757, 14245, 15514, 28490, 38785, 54299, 77570, 85327, 108598, 170654, 271495, 287009, 426635, 542990, 574018, 597289, 853270, 1194578, 1435045, 2009063, 2870090, 2986445, 3157099, 4018126, 5972890, 6314198, 10045315, 15785495, 20090630, 22099693, 31570990, 44199386, 110498465, 220996930]

約数ペア:

[(1, 220996930), (2, 110498465), (5, 44199386), (7, 31570990), (10, 22099693), (11, 20090630), (14, 15785495), (22, 10045315), (35, 6314198), (37, 5972890), (55, 4018126), (70, 3157099), (74, 2986445), (77, 2870090), (110, 2009063), (154, 1435045), (185, 1194578), (259, 853270), (370, 597289), (385, 574018), (407, 542990), (518, 426635), (770, 287009), (814, 271495), (1295, 170654), (2035, 108598), (2590, 85327), (2849, 77570), (4070, 54299), (5698, 38785), (7757, 28490), (14245, 15514)]