218571136

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:424

約数の個数: 128

約数和(自身を含む): 539539200

約数和(自身を除く): 320968064

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 37, 38, 56, 64, 74, 76, 112, 128, 133, 148, 152, 224, 259, 266, 296, 304, 347, 448, 518, 532, 592, 608, 694, 703, 896, 1036, 1064, 1184, 1216, 1388, 1406, 2072, 2128, 2368, 2429, 2432, 2776, 2812, 4144, 4256, 4736, 4858, 4921, 5552, 5624, 6593, 8288, 8512, 9716, 9842, 11104, 11248, 12839, 13186, 16576, 17024, 19432, 19684, 22208, 22496, 25678, 26372, 33152, 38864, 39368, 44416, 44992, 46151, 51356, 52744, 77728, 78736, 89873, 89984, 92302, 102712, 105488, 155456, 157472, 179746, 184604, 205424, 210976, 243941, 310912, 314944, 359492, 369208, 410848, 421952, 487882, 629888, 718984, 738416, 821696, 843904, 975764, 1437968, 1476832, 1643392, 1707587, 1951528, 2875936, 2953664, 3415174, 3903056, 5751872, 5907328, 6830348, 7806112, 11503744, 13660696, 15612224, 27321392, 31224448, 54642784, 109285568, 218571136]

約数ペア:

[(1, 218571136), (2, 109285568), (4, 54642784), (7, 31224448), (8, 27321392), (14, 15612224), (16, 13660696), (19, 11503744), (28, 7806112), (32, 6830348), (37, 5907328), (38, 5751872), (56, 3903056), (64, 3415174), (74, 2953664), (76, 2875936), (112, 1951528), (128, 1707587), (133, 1643392), (148, 1476832), (152, 1437968), (224, 975764), (259, 843904), (266, 821696), (296, 738416), (304, 718984), (347, 629888), (448, 487882), (518, 421952), (532, 410848), (592, 369208), (608, 359492), (694, 314944), (703, 310912), (896, 243941), (1036, 210976), (1064, 205424), (1184, 184604), (1216, 179746), (1388, 157472), (1406, 155456), (2072, 105488), (2128, 102712), (2368, 92302), (2429, 89984), (2432, 89873), (2776, 78736), (2812, 77728), (4144, 52744), (4256, 51356), (4736, 46151), (4858, 44992), (4921, 44416), (5552, 39368), (5624, 38864), (6593, 33152), (8288, 26372), (8512, 25678), (9716, 22496), (9842, 22208), (11104, 19684), (11248, 19432), (12839, 17024), (13186, 16576)]