55256220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{823}}^1$

素因数の和:1211

約数の個数: 72

約数和(自身を含む): 168264096

約数和(自身を除く): 113007876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 373, 746, 823, 1119, 1492, 1646, 1865, 2238, 2469, 3292, 3357, 3730, 4115, 4476, 4938, 5595, 6714, 7407, 7460, 8230, 9876, 11190, 12345, 13428, 14814, 16460, 16785, 22380, 24690, 29628, 33570, 37035, 49380, 67140, 74070, 148140, 306979, 613958, 920937, 1227916, 1534895, 1841874, 2762811, 3069790, 3683748, 4604685, 5525622, 6139580, 9209370, 11051244, 13814055, 18418740, 27628110, 55256220]

約数ペア:

[(1, 55256220), (2, 27628110), (3, 18418740), (4, 13814055), (5, 11051244), (6, 9209370), (9, 6139580), (10, 5525622), (12, 4604685), (15, 3683748), (18, 3069790), (20, 2762811), (30, 1841874), (36, 1534895), (45, 1227916), (60, 920937), (90, 613958), (180, 306979), (373, 148140), (746, 74070), (823, 67140), (1119, 49380), (1492, 37035), (1646, 33570), (1865, 29628), (2238, 24690), (2469, 22380), (3292, 16785), (3357, 16460), (3730, 14814), (4115, 13428), (4476, 12345), (4938, 11190), (5595, 9876), (6714, 8230), (7407, 7460)]