261107712

素因数分解:

$2^{12}\times 3^4\times {\mathrm{787}}^1$

素因数の和:823

約数の個数: 130

約数和(自身を含む): 780995468

約数和(自身を除く): 519887756

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 512, 576, 648, 768, 787, 864, 1024, 1152, 1296, 1536, 1574, 1728, 2048, 2304, 2361, 2592, 3072, 3148, 3456, 4096, 4608, 4722, 5184, 6144, 6296, 6912, 7083, 9216, 9444, 10368, 12288, 12592, 13824, 14166, 18432, 18888, 20736, 21249, 25184, 27648, 28332, 36864, 37776, 41472, 42498, 50368, 55296, 56664, 63747, 75552, 82944, 84996, 100736, 110592, 113328, 127494, 151104, 165888, 169992, 201472, 226656, 254988, 302208, 331776, 339984, 402944, 453312, 509976, 604416, 679968, 805888, 906624, 1019952, 1208832, 1359936, 1611776, 1813248, 2039904, 2417664, 2719872, 3223552, 3626496, 4079808, 4835328, 5439744, 7252992, 8159616, 9670656, 10879488, 14505984, 16319232, 21758976, 29011968, 32638464, 43517952, 65276928, 87035904, 130553856, 261107712]

約数ペア:

[(1, 261107712), (2, 130553856), (3, 87035904), (4, 65276928), (6, 43517952), (8, 32638464), (9, 29011968), (12, 21758976), (16, 16319232), (18, 14505984), (24, 10879488), (27, 9670656), (32, 8159616), (36, 7252992), (48, 5439744), (54, 4835328), (64, 4079808), (72, 3626496), (81, 3223552), (96, 2719872), (108, 2417664), (128, 2039904), (144, 1813248), (162, 1611776), (192, 1359936), (216, 1208832), (256, 1019952), (288, 906624), (324, 805888), (384, 679968), (432, 604416), (512, 509976), (576, 453312), (648, 402944), (768, 339984), (787, 331776), (864, 302208), (1024, 254988), (1152, 226656), (1296, 201472), (1536, 169992), (1574, 165888), (1728, 151104), (2048, 127494), (2304, 113328), (2361, 110592), (2592, 100736), (3072, 84996), (3148, 82944), (3456, 75552), (4096, 63747), (4608, 56664), (4722, 55296), (5184, 50368), (6144, 42498), (6296, 41472), (6912, 37776), (7083, 36864), (9216, 28332), (9444, 27648), (10368, 25184), (12288, 21249), (12592, 20736), (13824, 18888), (14166, 18432)]