27989040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{839}}^1$

素因数の和:994

約数の個数: 80

約数和(自身を含む): 87494400

約数和(自身を除く): 59505360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 839, 1112, 1390, 1668, 1678, 2085, 2224, 2517, 2780, 3336, 3356, 4170, 4195, 5034, 5560, 6672, 6712, 8340, 8390, 10068, 11120, 12585, 13424, 16680, 16780, 20136, 25170, 33360, 33560, 40272, 50340, 67120, 100680, 116621, 201360, 233242, 349863, 466484, 583105, 699726, 932968, 1166210, 1399452, 1749315, 1865936, 2332420, 2798904, 3498630, 4664840, 5597808, 6997260, 9329680, 13994520, 27989040]

約数ペア:

[(1, 27989040), (2, 13994520), (3, 9329680), (4, 6997260), (5, 5597808), (6, 4664840), (8, 3498630), (10, 2798904), (12, 2332420), (15, 1865936), (16, 1749315), (20, 1399452), (24, 1166210), (30, 932968), (40, 699726), (48, 583105), (60, 466484), (80, 349863), (120, 233242), (139, 201360), (240, 116621), (278, 100680), (417, 67120), (556, 50340), (695, 40272), (834, 33560), (839, 33360), (1112, 25170), (1390, 20136), (1668, 16780), (1678, 16680), (2085, 13424), (2224, 12585), (2517, 11120), (2780, 10068), (3336, 8390), (3356, 8340), (4170, 6712), (4195, 6672), (5034, 5560)]