203901984

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4951}}^1$

素因数の和:4991

約数の個数: 144

約数和(自身を含む): 681355584

約数和(自身を除く): 477453600

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 32, 33, 36, 39, 44, 48, 52, 66, 72, 78, 88, 96, 99, 104, 117, 132, 143, 144, 156, 176, 198, 208, 234, 264, 286, 288, 312, 352, 396, 416, 429, 468, 528, 572, 624, 792, 858, 936, 1056, 1144, 1248, 1287, 1584, 1716, 1872, 2288, 2574, 3168, 3432, 3744, 4576, 4951, 5148, 6864, 9902, 10296, 13728, 14853, 19804, 20592, 29706, 39608, 41184, 44559, 54461, 59412, 64363, 79216, 89118, 108922, 118824, 128726, 158432, 163383, 178236, 193089, 217844, 237648, 257452, 326766, 356472, 386178, 435688, 475296, 490149, 514904, 579267, 653532, 707993, 712944, 772356, 871376, 980298, 1029808, 1158534, 1307064, 1415986, 1425888, 1544712, 1742752, 1960596, 2059616, 2123979, 2317068, 2614128, 2831972, 3089424, 3921192, 4247958, 4634136, 5228256, 5663944, 6178848, 6371937, 7842384, 8495916, 9268272, 11327888, 12743874, 15684768, 16991832, 18536544, 22655776, 25487748, 33983664, 50975496, 67967328, 101950992, 203901984]

約数ペア:

[(1, 203901984), (2, 101950992), (3, 67967328), (4, 50975496), (6, 33983664), (8, 25487748), (9, 22655776), (11, 18536544), (12, 16991832), (13, 15684768), (16, 12743874), (18, 11327888), (22, 9268272), (24, 8495916), (26, 7842384), (32, 6371937), (33, 6178848), (36, 5663944), (39, 5228256), (44, 4634136), (48, 4247958), (52, 3921192), (66, 3089424), (72, 2831972), (78, 2614128), (88, 2317068), (96, 2123979), (99, 2059616), (104, 1960596), (117, 1742752), (132, 1544712), (143, 1425888), (144, 1415986), (156, 1307064), (176, 1158534), (198, 1029808), (208, 980298), (234, 871376), (264, 772356), (286, 712944), (288, 707993), (312, 653532), (352, 579267), (396, 514904), (416, 490149), (429, 475296), (468, 435688), (528, 386178), (572, 356472), (624, 326766), (792, 257452), (858, 237648), (936, 217844), (1056, 193089), (1144, 178236), (1248, 163383), (1287, 158432), (1584, 128726), (1716, 118824), (1872, 108922), (2288, 89118), (2574, 79216), (3168, 64363), (3432, 59412), (3744, 54461), (4576, 44559), (4951, 41184), (5148, 39608), (6864, 29706), (9902, 20592), (10296, 19804), (13728, 14853)]