348734128

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:362

約数の個数: 80

約数和(自身を含む): 725953536

約数和(自身を除く): 377219408

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 83, 86, 124, 166, 172, 197, 248, 332, 344, 394, 496, 664, 688, 788, 1328, 1333, 1576, 2573, 2666, 3152, 3569, 5146, 5332, 6107, 7138, 8471, 10292, 10664, 12214, 14276, 16351, 16942, 20584, 21328, 24428, 28552, 32702, 33884, 41168, 48856, 57104, 65404, 67768, 97712, 110639, 130808, 135536, 221278, 261616, 262601, 442556, 506881, 525202, 703093, 885112, 1013762, 1050404, 1406186, 1770224, 2027524, 2100808, 2812372, 4055048, 4201616, 5624744, 8110096, 11249488, 21795883, 43591766, 87183532, 174367064, 348734128]

約数ペア:

[(1, 348734128), (2, 174367064), (4, 87183532), (8, 43591766), (16, 21795883), (31, 11249488), (43, 8110096), (62, 5624744), (83, 4201616), (86, 4055048), (124, 2812372), (166, 2100808), (172, 2027524), (197, 1770224), (248, 1406186), (332, 1050404), (344, 1013762), (394, 885112), (496, 703093), (664, 525202), (688, 506881), (788, 442556), (1328, 262601), (1333, 261616), (1576, 221278), (2573, 135536), (2666, 130808), (3152, 110639), (3569, 97712), (5146, 67768), (5332, 65404), (6107, 57104), (7138, 48856), (8471, 41168), (10292, 33884), (10664, 32702), (12214, 28552), (14276, 24428), (16351, 21328), (16942, 20584)]