199821216

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:531

約数の個数: 144

約数和(自身を含む): 617422176

約数和(自身を除く): 417600960

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 107, 112, 147, 168, 196, 214, 224, 294, 321, 336, 392, 397, 428, 588, 642, 672, 749, 784, 794, 856, 1176, 1191, 1284, 1498, 1568, 1588, 1712, 2247, 2352, 2382, 2568, 2779, 2996, 3176, 3424, 4494, 4704, 4764, 5136, 5243, 5558, 5992, 6352, 8337, 8988, 9528, 10272, 10486, 11116, 11984, 12704, 15729, 16674, 17976, 19056, 19453, 20972, 22232, 23968, 31458, 33348, 35952, 38112, 38906, 41944, 42479, 44464, 58359, 62916, 66696, 71904, 77812, 83888, 84958, 88928, 116718, 125832, 127437, 133392, 155624, 167776, 169916, 233436, 251664, 254874, 266784, 297353, 311248, 339832, 466872, 503328, 509748, 594706, 622496, 679664, 892059, 933744, 1019496, 1189412, 1359328, 1784118, 1867488, 2038992, 2081471, 2378824, 3568236, 4077984, 4162942, 4757648, 6244413, 7136472, 8325884, 9515296, 12488826, 14272944, 16651768, 24977652, 28545888, 33303536, 49955304, 66607072, 99910608, 199821216]

約数ペア:

[(1, 199821216), (2, 99910608), (3, 66607072), (4, 49955304), (6, 33303536), (7, 28545888), (8, 24977652), (12, 16651768), (14, 14272944), (16, 12488826), (21, 9515296), (24, 8325884), (28, 7136472), (32, 6244413), (42, 4757648), (48, 4162942), (49, 4077984), (56, 3568236), (84, 2378824), (96, 2081471), (98, 2038992), (107, 1867488), (112, 1784118), (147, 1359328), (168, 1189412), (196, 1019496), (214, 933744), (224, 892059), (294, 679664), (321, 622496), (336, 594706), (392, 509748), (397, 503328), (428, 466872), (588, 339832), (642, 311248), (672, 297353), (749, 266784), (784, 254874), (794, 251664), (856, 233436), (1176, 169916), (1191, 167776), (1284, 155624), (1498, 133392), (1568, 127437), (1588, 125832), (1712, 116718), (2247, 88928), (2352, 84958), (2382, 83888), (2568, 77812), (2779, 71904), (2996, 66696), (3176, 62916), (3424, 58359), (4494, 44464), (4704, 42479), (4764, 41944), (5136, 38906), (5243, 38112), (5558, 35952), (5992, 33348), (6352, 31458), (8337, 23968), (8988, 22232), (9528, 20972), (10272, 19453), (10486, 19056), (11116, 17976), (11984, 16674), (12704, 15729)]