12977040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:544

約数の個数: 80

約数和(自身を含む): 40622400

約数和(自身を除く): 27645360

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, 389, 417, 556, 695, 778, 834, 1112, 1167, 1390, 1556, 1668, 1945, 2085, 2224, 2334, 2780, 3112, 3336, 3890, 4170, 4668, 5560, 5835, 6224, 6672, 7780, 8340, 9336, 11120, 11670, 15560, 16680, 18672, 23340, 31120, 33360, 46680, 54071, 93360, 108142, 162213, 216284, 270355, 324426, 432568, 540710, 648852, 811065, 865136, 1081420, 1297704, 1622130, 2162840, 2595408, 3244260, 4325680, 6488520, 12977040]

約数ペア:

[(1, 12977040), (2, 6488520), (3, 4325680), (4, 3244260), (5, 2595408), (6, 2162840), (8, 1622130), (10, 1297704), (12, 1081420), (15, 865136), (16, 811065), (20, 648852), (24, 540710), (30, 432568), (40, 324426), (48, 270355), (60, 216284), (80, 162213), (120, 108142), (139, 93360), (240, 54071), (278, 46680), (389, 33360), (417, 31120), (556, 23340), (695, 18672), (778, 16680), (834, 15560), (1112, 11670), (1167, 11120), (1390, 9336), (1556, 8340), (1668, 7780), (1945, 6672), (2085, 6224), (2224, 5835), (2334, 5560), (2780, 4668), (3112, 4170), (3336, 3890)]