164403456

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{577}}^1$

素因数の和:656

約数の個数: 144

約数和(自身を含む): 510378624

約数和(自身を除く): 345975168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 53, 56, 64, 84, 96, 106, 112, 128, 159, 168, 192, 212, 224, 256, 318, 336, 371, 384, 424, 448, 577, 636, 672, 742, 768, 848, 896, 1113, 1154, 1272, 1344, 1484, 1696, 1731, 1792, 2226, 2308, 2544, 2688, 2968, 3392, 3462, 4039, 4452, 4616, 5088, 5376, 5936, 6784, 6924, 8078, 8904, 9232, 10176, 11872, 12117, 13568, 13848, 16156, 17808, 18464, 20352, 23744, 24234, 27696, 30581, 32312, 35616, 36928, 40704, 47488, 48468, 55392, 61162, 64624, 71232, 73856, 91743, 94976, 96936, 110784, 122324, 129248, 142464, 147712, 183486, 193872, 214067, 221568, 244648, 258496, 284928, 366972, 387744, 428134, 443136, 489296, 516992, 642201, 733944, 775488, 856268, 978592, 1033984, 1284402, 1467888, 1550976, 1712536, 1957184, 2568804, 2935776, 3101952, 3425072, 3914368, 5137608, 5871552, 6850144, 7828736, 10275216, 11743104, 13700288, 20550432, 23486208, 27400576, 41100864, 54801152, 82201728, 164403456]

約数ペア:

[(1, 164403456), (2, 82201728), (3, 54801152), (4, 41100864), (6, 27400576), (7, 23486208), (8, 20550432), (12, 13700288), (14, 11743104), (16, 10275216), (21, 7828736), (24, 6850144), (28, 5871552), (32, 5137608), (42, 3914368), (48, 3425072), (53, 3101952), (56, 2935776), (64, 2568804), (84, 1957184), (96, 1712536), (106, 1550976), (112, 1467888), (128, 1284402), (159, 1033984), (168, 978592), (192, 856268), (212, 775488), (224, 733944), (256, 642201), (318, 516992), (336, 489296), (371, 443136), (384, 428134), (424, 387744), (448, 366972), (577, 284928), (636, 258496), (672, 244648), (742, 221568), (768, 214067), (848, 193872), (896, 183486), (1113, 147712), (1154, 142464), (1272, 129248), (1344, 122324), (1484, 110784), (1696, 96936), (1731, 94976), (1792, 91743), (2226, 73856), (2308, 71232), (2544, 64624), (2688, 61162), (2968, 55392), (3392, 48468), (3462, 47488), (4039, 40704), (4452, 36928), (4616, 35616), (5088, 32312), (5376, 30581), (5936, 27696), (6784, 24234), (6924, 23744), (8078, 20352), (8904, 18464), (9232, 17808), (10176, 16156), (11872, 13848), (12117, 13568)]