206219280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7883}}^1$

素因数の和:8008

約数の個数: 80

約数和(自身を含む): 645226560

約数和(自身を除く): 439007280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1744, 2180, 2616, 3270, 4360, 5232, 6540, 7883, 8720, 13080, 15766, 23649, 26160, 31532, 39415, 47298, 63064, 78830, 94596, 118245, 126128, 157660, 189192, 236490, 315320, 378384, 472980, 630640, 859247, 945960, 1718494, 1891920, 2577741, 3436988, 4296235, 5155482, 6873976, 8592470, 10310964, 12888705, 13747952, 17184940, 20621928, 25777410, 34369880, 41243856, 51554820, 68739760, 103109640, 206219280]

約数ペア:

[(1, 206219280), (2, 103109640), (3, 68739760), (4, 51554820), (5, 41243856), (6, 34369880), (8, 25777410), (10, 20621928), (12, 17184940), (15, 13747952), (16, 12888705), (20, 10310964), (24, 8592470), (30, 6873976), (40, 5155482), (48, 4296235), (60, 3436988), (80, 2577741), (109, 1891920), (120, 1718494), (218, 945960), (240, 859247), (327, 630640), (436, 472980), (545, 378384), (654, 315320), (872, 236490), (1090, 189192), (1308, 157660), (1635, 126128), (1744, 118245), (2180, 94596), (2616, 78830), (3270, 63064), (4360, 47298), (5232, 39415), (6540, 31532), (7883, 26160), (8720, 23649), (13080, 15766)]