638447616

素因数分解:

$2^{12}\times 3^3\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:307

約数の個数: 208

約数和(自身を含む): 1981566720

約数和(自身を除く): 1343119104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 64, 69, 72, 92, 96, 108, 128, 138, 144, 184, 192, 207, 216, 251, 256, 276, 288, 368, 384, 414, 432, 502, 512, 552, 576, 621, 736, 753, 768, 828, 864, 1004, 1024, 1104, 1152, 1242, 1472, 1506, 1536, 1656, 1728, 2008, 2048, 2208, 2259, 2304, 2484, 2944, 3012, 3072, 3312, 3456, 4016, 4096, 4416, 4518, 4608, 4968, 5773, 5888, 6024, 6144, 6624, 6777, 6912, 8032, 8832, 9036, 9216, 9936, 11546, 11776, 12048, 12288, 13248, 13554, 13824, 16064, 17319, 17664, 18072, 18432, 19872, 23092, 23552, 24096, 26496, 27108, 27648, 32128, 34638, 35328, 36144, 36864, 39744, 46184, 47104, 48192, 51957, 52992, 54216, 55296, 64256, 69276, 70656, 72288, 79488, 92368, 94208, 96384, 103914, 105984, 108432, 110592, 128512, 138552, 141312, 144576, 155871, 158976, 184736, 192768, 207828, 211968, 216864, 257024, 277104, 282624, 289152, 311742, 317952, 369472, 385536, 415656, 423936, 433728, 514048, 554208, 578304, 623484, 635904, 738944, 771072, 831312, 847872, 867456, 1028096, 1108416, 1156608, 1246968, 1271808, 1477888, 1542144, 1662624, 1734912, 2216832, 2313216, 2493936, 2543616, 2955776, 3084288, 3325248, 3469824, 4433664, 4626432, 4987872, 5911552, 6650496, 6939648, 8867328, 9252864, 9975744, 11823104, 13300992, 13879296, 17734656, 19951488, 23646208, 26601984, 27758592, 35469312, 39902976, 53203968, 70938624, 79805952, 106407936, 159611904, 212815872, 319223808, 638447616]

約数ペア:

[(1, 638447616), (2, 319223808), (3, 212815872), (4, 159611904), (6, 106407936), (8, 79805952), (9, 70938624), (12, 53203968), (16, 39902976), (18, 35469312), (23, 27758592), (24, 26601984), (27, 23646208), (32, 19951488), (36, 17734656), (46, 13879296), (48, 13300992), (54, 11823104), (64, 9975744), (69, 9252864), (72, 8867328), (92, 6939648), (96, 6650496), (108, 5911552), (128, 4987872), (138, 4626432), (144, 4433664), (184, 3469824), (192, 3325248), (207, 3084288), (216, 2955776), (251, 2543616), (256, 2493936), (276, 2313216), (288, 2216832), (368, 1734912), (384, 1662624), (414, 1542144), (432, 1477888), (502, 1271808), (512, 1246968), (552, 1156608), (576, 1108416), (621, 1028096), (736, 867456), (753, 847872), (768, 831312), (828, 771072), (864, 738944), (1004, 635904), (1024, 623484), (1104, 578304), (1152, 554208), (1242, 514048), (1472, 433728), (1506, 423936), (1536, 415656), (1656, 385536), (1728, 369472), (2008, 317952), (2048, 311742), (2208, 289152), (2259, 282624), (2304, 277104), (2484, 257024), (2944, 216864), (3012, 211968), (3072, 207828), (3312, 192768), (3456, 184736), (4016, 158976), (4096, 155871), (4416, 144576), (4518, 141312), (4608, 138552), (4968, 128512), (5773, 110592), (5888, 108432), (6024, 105984), (6144, 103914), (6624, 96384), (6777, 94208), (6912, 92368), (8032, 79488), (8832, 72288), (9036, 70656), (9216, 69276), (9936, 64256), (11546, 55296), (11776, 54216), (12048, 52992), (12288, 51957), (13248, 48192), (13554, 47104), (13824, 46184), (16064, 39744), (17319, 36864), (17664, 36144), (18072, 35328), (18432, 34638), (19872, 32128), (23092, 27648), (23552, 27108), (24096, 26496)]