81517968

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{3851}}^1$

素因数の和:3882

約数の個数: 120

約数和(自身を含む): 272259360

約数和(自身を除く): 190741392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 336, 378, 392, 432, 441, 504, 588, 756, 784, 882, 1008, 1176, 1323, 1512, 1764, 2352, 2646, 3024, 3528, 3851, 5292, 7056, 7702, 10584, 11553, 15404, 21168, 23106, 26957, 30808, 34659, 46212, 53914, 61616, 69318, 80871, 92424, 103977, 107828, 138636, 161742, 184848, 188699, 207954, 215656, 242613, 277272, 323484, 377398, 415908, 431312, 485226, 554544, 566097, 646968, 727839, 754796, 831816, 970452, 1132194, 1293936, 1455678, 1509592, 1663632, 1698291, 1940904, 2264388, 2911356, 3019184, 3396582, 3881808, 4528776, 5094873, 5822712, 6793164, 9057552, 10189746, 11645424, 13586328, 20379492, 27172656, 40758984, 81517968]

約数ペア:

[(1, 81517968), (2, 40758984), (3, 27172656), (4, 20379492), (6, 13586328), (7, 11645424), (8, 10189746), (9, 9057552), (12, 6793164), (14, 5822712), (16, 5094873), (18, 4528776), (21, 3881808), (24, 3396582), (27, 3019184), (28, 2911356), (36, 2264388), (42, 1940904), (48, 1698291), (49, 1663632), (54, 1509592), (56, 1455678), (63, 1293936), (72, 1132194), (84, 970452), (98, 831816), (108, 754796), (112, 727839), (126, 646968), (144, 566097), (147, 554544), (168, 485226), (189, 431312), (196, 415908), (216, 377398), (252, 323484), (294, 277272), (336, 242613), (378, 215656), (392, 207954), (432, 188699), (441, 184848), (504, 161742), (588, 138636), (756, 107828), (784, 103977), (882, 92424), (1008, 80871), (1176, 69318), (1323, 61616), (1512, 53914), (1764, 46212), (2352, 34659), (2646, 30808), (3024, 26957), (3528, 23106), (3851, 21168), (5292, 15404), (7056, 11553), (7702, 10584)]