271291215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2056

約数の個数: 64

約数和(自身を含む): 505612800

約数和(自身を除く): 234321585

約数列:

[1, 3, 5, 13, 15, 19, 37, 39, 57, 65, 95, 111, 185, 195, 247, 285, 481, 555, 703, 741, 1235, 1443, 1979, 2109, 2405, 3515, 3705, 5937, 7215, 9139, 9895, 10545, 25727, 27417, 29685, 37601, 45695, 73223, 77181, 112803, 128635, 137085, 188005, 219669, 366115, 385905, 488813, 564015, 951899, 1098345, 1391237, 1466439, 2444065, 2855697, 4173711, 4759495, 6956185, 7332195, 14278485, 18086081, 20868555, 54258243, 90430405, 271291215]

約数ペア:

[(1, 271291215), (3, 90430405), (5, 54258243), (13, 20868555), (15, 18086081), (19, 14278485), (37, 7332195), (39, 6956185), (57, 4759495), (65, 4173711), (95, 2855697), (111, 2444065), (185, 1466439), (195, 1391237), (247, 1098345), (285, 951899), (481, 564015), (555, 488813), (703, 385905), (741, 366115), (1235, 219669), (1443, 188005), (1979, 137085), (2109, 128635), (2405, 112803), (3515, 77181), (3705, 73223), (5937, 45695), (7215, 37601), (9139, 29685), (9895, 27417), (10545, 25727)]