1286278672

素因数分解:

$2^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1\times {\mathrm{593}}^1$

素因数の和:896

約数の個数: 80

約数和(自身を含む): 2895564672

約数和(自身を除く): 1609286000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 107, 112, 181, 214, 362, 428, 593, 724, 749, 856, 1186, 1267, 1448, 1498, 1712, 2372, 2534, 2896, 2996, 4151, 4744, 5068, 5992, 8302, 9488, 10136, 11984, 16604, 19367, 20272, 33208, 38734, 63451, 66416, 77468, 107333, 126902, 135569, 154936, 214666, 253804, 271138, 309872, 429332, 444157, 507608, 542276, 751331, 858664, 888314, 1015216, 1084552, 1502662, 1717328, 1776628, 2169104, 3005324, 3553256, 6010648, 7106512, 11484631, 12021296, 22969262, 45938524, 80392417, 91877048, 160784834, 183754096, 321569668, 643139336, 1286278672]

約数ペア:

[(1, 1286278672), (2, 643139336), (4, 321569668), (7, 183754096), (8, 160784834), (14, 91877048), (16, 80392417), (28, 45938524), (56, 22969262), (107, 12021296), (112, 11484631), (181, 7106512), (214, 6010648), (362, 3553256), (428, 3005324), (593, 2169104), (724, 1776628), (749, 1717328), (856, 1502662), (1186, 1084552), (1267, 1015216), (1448, 888314), (1498, 858664), (1712, 751331), (2372, 542276), (2534, 507608), (2896, 444157), (2996, 429332), (4151, 309872), (4744, 271138), (5068, 253804), (5992, 214666), (8302, 154936), (9488, 135569), (10136, 126902), (11984, 107333), (16604, 77468), (19367, 66416), (20272, 63451), (33208, 38734)]