6488520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 19656000

約数和(自身を除く): 13167480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 389, 417, 556, 695, 778, 834, 1112, 1167, 1390, 1556, 1668, 1945, 2085, 2334, 2780, 3112, 3336, 3890, 4170, 4668, 5560, 5835, 7780, 8340, 9336, 11670, 15560, 16680, 23340, 46680, 54071, 108142, 162213, 216284, 270355, 324426, 432568, 540710, 648852, 811065, 1081420, 1297704, 1622130, 2162840, 3244260, 6488520]

約数ペア:

[(1, 6488520), (2, 3244260), (3, 2162840), (4, 1622130), (5, 1297704), (6, 1081420), (8, 811065), (10, 648852), (12, 540710), (15, 432568), (20, 324426), (24, 270355), (30, 216284), (40, 162213), (60, 108142), (120, 54071), (139, 46680), (278, 23340), (389, 16680), (417, 15560), (556, 11670), (695, 9336), (778, 8340), (834, 7780), (1112, 5835), (1167, 5560), (1390, 4668), (1556, 4170), (1668, 3890), (1945, 3336), (2085, 3112), (2334, 2780)]