268540848

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1399}}^1$

素因数の和:1487

約数の個数: 120

約数和(自身を含む): 794393600

約数和(自身を除く): 525852752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 43, 48, 62, 72, 86, 93, 124, 129, 144, 172, 186, 248, 258, 279, 344, 372, 387, 496, 516, 558, 688, 744, 774, 1032, 1116, 1333, 1399, 1488, 1548, 2064, 2232, 2666, 2798, 3096, 3999, 4197, 4464, 5332, 5596, 6192, 7998, 8394, 10664, 11192, 11997, 12591, 15996, 16788, 21328, 22384, 23994, 25182, 31992, 33576, 43369, 47988, 50364, 60157, 63984, 67152, 86738, 95976, 100728, 120314, 130107, 173476, 180471, 191952, 201456, 240628, 260214, 346952, 360942, 390321, 481256, 520428, 541413, 693904, 721884, 780642, 962512, 1040856, 1082826, 1443768, 1561284, 1864867, 2081712, 2165652, 2887536, 3122568, 3729734, 4331304, 5594601, 6245136, 7459468, 8662608, 11189202, 14918936, 16783803, 22378404, 29837872, 33567606, 44756808, 67135212, 89513616, 134270424, 268540848]

約数ペア:

[(1, 268540848), (2, 134270424), (3, 89513616), (4, 67135212), (6, 44756808), (8, 33567606), (9, 29837872), (12, 22378404), (16, 16783803), (18, 14918936), (24, 11189202), (31, 8662608), (36, 7459468), (43, 6245136), (48, 5594601), (62, 4331304), (72, 3729734), (86, 3122568), (93, 2887536), (124, 2165652), (129, 2081712), (144, 1864867), (172, 1561284), (186, 1443768), (248, 1082826), (258, 1040856), (279, 962512), (344, 780642), (372, 721884), (387, 693904), (496, 541413), (516, 520428), (558, 481256), (688, 390321), (744, 360942), (774, 346952), (1032, 260214), (1116, 240628), (1333, 201456), (1399, 191952), (1488, 180471), (1548, 173476), (2064, 130107), (2232, 120314), (2666, 100728), (2798, 95976), (3096, 86738), (3999, 67152), (4197, 63984), (4464, 60157), (5332, 50364), (5596, 47988), (6192, 43369), (7998, 33576), (8394, 31992), (10664, 25182), (11192, 23994), (11997, 22384), (12591, 21328), (15996, 16788)]