251905472

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:243

約数の個数: 168

約数和(自身を含む): 646992864

約数和(自身を除く): 395087392

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 49, 52, 56, 64, 74, 91, 98, 104, 112, 148, 167, 182, 196, 208, 224, 259, 296, 334, 364, 392, 416, 448, 481, 518, 592, 637, 668, 728, 784, 832, 962, 1036, 1169, 1184, 1274, 1336, 1456, 1568, 1813, 1924, 2072, 2171, 2338, 2368, 2548, 2672, 2912, 3136, 3367, 3626, 3848, 4144, 4342, 4676, 5096, 5344, 5824, 6179, 6734, 7252, 7696, 8183, 8288, 8684, 9352, 10192, 10688, 12358, 13468, 14504, 15197, 15392, 16366, 16576, 17368, 18704, 20384, 23569, 24716, 26936, 29008, 30394, 30784, 32732, 34736, 37408, 40768, 43253, 47138, 49432, 53872, 58016, 60788, 65464, 69472, 74816, 80327, 86506, 94276, 98864, 106379, 107744, 116032, 121576, 130928, 138944, 160654, 173012, 188552, 197728, 212758, 215488, 243152, 261856, 302771, 321308, 346024, 377104, 395456, 425516, 486304, 523712, 562289, 605542, 642616, 692048, 754208, 851032, 972608, 1124578, 1211084, 1285232, 1384096, 1508416, 1702064, 2249156, 2422168, 2570464, 2768192, 3404128, 3936023, 4498312, 4844336, 5140928, 6808256, 7872046, 8996624, 9688672, 15744092, 17993248, 19377344, 31488184, 35986496, 62976368, 125952736, 251905472]

約数ペア:

[(1, 251905472), (2, 125952736), (4, 62976368), (7, 35986496), (8, 31488184), (13, 19377344), (14, 17993248), (16, 15744092), (26, 9688672), (28, 8996624), (32, 7872046), (37, 6808256), (49, 5140928), (52, 4844336), (56, 4498312), (64, 3936023), (74, 3404128), (91, 2768192), (98, 2570464), (104, 2422168), (112, 2249156), (148, 1702064), (167, 1508416), (182, 1384096), (196, 1285232), (208, 1211084), (224, 1124578), (259, 972608), (296, 851032), (334, 754208), (364, 692048), (392, 642616), (416, 605542), (448, 562289), (481, 523712), (518, 486304), (592, 425516), (637, 395456), (668, 377104), (728, 346024), (784, 321308), (832, 302771), (962, 261856), (1036, 243152), (1169, 215488), (1184, 212758), (1274, 197728), (1336, 188552), (1456, 173012), (1568, 160654), (1813, 138944), (1924, 130928), (2072, 121576), (2171, 116032), (2338, 107744), (2368, 106379), (2548, 98864), (2672, 94276), (2912, 86506), (3136, 80327), (3367, 74816), (3626, 69472), (3848, 65464), (4144, 60788), (4342, 58016), (4676, 53872), (5096, 49432), (5344, 47138), (5824, 43253), (6179, 40768), (6734, 37408), (7252, 34736), (7696, 32732), (8183, 30784), (8288, 30394), (8684, 29008), (9352, 26936), (10192, 24716), (10688, 23569), (12358, 20384), (13468, 18704), (14504, 17368), (15197, 16576), (15392, 16366)]