209620512

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:543

約数の個数: 144

約数和(自身を含む): 628363008

約数和(自身を除く): 418742496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 53, 62, 72, 93, 96, 106, 124, 144, 159, 186, 212, 248, 279, 288, 318, 372, 424, 443, 477, 496, 558, 636, 744, 848, 886, 954, 992, 1116, 1272, 1329, 1488, 1643, 1696, 1772, 1908, 2232, 2544, 2658, 2976, 3286, 3544, 3816, 3987, 4464, 4929, 5088, 5316, 6572, 7088, 7632, 7974, 8928, 9858, 10632, 13144, 13733, 14176, 14787, 15264, 15948, 19716, 21264, 23479, 26288, 27466, 29574, 31896, 39432, 41199, 42528, 46958, 52576, 54932, 59148, 63792, 70437, 78864, 82398, 93916, 109864, 118296, 123597, 127584, 140874, 157728, 164796, 187832, 211311, 219728, 236592, 247194, 281748, 329592, 375664, 422622, 439456, 473184, 494388, 563496, 659184, 727849, 751328, 845244, 988776, 1126992, 1318368, 1455698, 1690488, 1977552, 2183547, 2253984, 2911396, 3380976, 3955104, 4367094, 5822792, 6550641, 6761952, 8734188, 11645584, 13101282, 17468376, 23291168, 26202564, 34936752, 52405128, 69873504, 104810256, 209620512]

約数ペア:

[(1, 209620512), (2, 104810256), (3, 69873504), (4, 52405128), (6, 34936752), (8, 26202564), (9, 23291168), (12, 17468376), (16, 13101282), (18, 11645584), (24, 8734188), (31, 6761952), (32, 6550641), (36, 5822792), (48, 4367094), (53, 3955104), (62, 3380976), (72, 2911396), (93, 2253984), (96, 2183547), (106, 1977552), (124, 1690488), (144, 1455698), (159, 1318368), (186, 1126992), (212, 988776), (248, 845244), (279, 751328), (288, 727849), (318, 659184), (372, 563496), (424, 494388), (443, 473184), (477, 439456), (496, 422622), (558, 375664), (636, 329592), (744, 281748), (848, 247194), (886, 236592), (954, 219728), (992, 211311), (1116, 187832), (1272, 164796), (1329, 157728), (1488, 140874), (1643, 127584), (1696, 123597), (1772, 118296), (1908, 109864), (2232, 93916), (2544, 82398), (2658, 78864), (2976, 70437), (3286, 63792), (3544, 59148), (3816, 54932), (3987, 52576), (4464, 46958), (4929, 42528), (5088, 41199), (5316, 39432), (6572, 31896), (7088, 29574), (7632, 27466), (7974, 26288), (8928, 23479), (9858, 21264), (10632, 19716), (13144, 15948), (13733, 15264), (14176, 14787)]