201439888

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 120

約数和(自身を含む): 457470720

約数和(自身を除く): 256030832

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 41, 46, 52, 79, 82, 92, 104, 158, 164, 169, 184, 208, 299, 316, 328, 338, 368, 533, 598, 632, 656, 676, 943, 1027, 1066, 1196, 1264, 1352, 1817, 1886, 2054, 2132, 2392, 2704, 3239, 3634, 3772, 3887, 4108, 4264, 4784, 6478, 6929, 7268, 7544, 7774, 8216, 8528, 12259, 12956, 13351, 13858, 14536, 15088, 15548, 16432, 23621, 24518, 25912, 26702, 27716, 29072, 31096, 42107, 47242, 49036, 51824, 53404, 55432, 62192, 74497, 84214, 94484, 98072, 106808, 110864, 148994, 159367, 168428, 188968, 196144, 213616, 297988, 307073, 318734, 336856, 377936, 547391, 595976, 614146, 637468, 673712, 968461, 1094782, 1191952, 1228292, 1274936, 1936922, 2189564, 2456584, 2549872, 3873844, 4379128, 4913168, 7747688, 8758256, 12589993, 15495376, 25179986, 50359972, 100719944, 201439888]

約数ペア:

[(1, 201439888), (2, 100719944), (4, 50359972), (8, 25179986), (13, 15495376), (16, 12589993), (23, 8758256), (26, 7747688), (41, 4913168), (46, 4379128), (52, 3873844), (79, 2549872), (82, 2456584), (92, 2189564), (104, 1936922), (158, 1274936), (164, 1228292), (169, 1191952), (184, 1094782), (208, 968461), (299, 673712), (316, 637468), (328, 614146), (338, 595976), (368, 547391), (533, 377936), (598, 336856), (632, 318734), (656, 307073), (676, 297988), (943, 213616), (1027, 196144), (1066, 188968), (1196, 168428), (1264, 159367), (1352, 148994), (1817, 110864), (1886, 106808), (2054, 98072), (2132, 94484), (2392, 84214), (2704, 74497), (3239, 62192), (3634, 55432), (3772, 53404), (3887, 51824), (4108, 49036), (4264, 47242), (4784, 42107), (6478, 31096), (6929, 29072), (7268, 27716), (7544, 26702), (7774, 25912), (8216, 24518), (8528, 23621), (12259, 16432), (12956, 15548), (13351, 15088), (13858, 14536)]