257381592

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 192

約数和(自身を含む): 758937600

約数和(自身を除く): 501556008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 31, 39, 46, 52, 62, 69, 78, 89, 92, 93, 104, 124, 138, 156, 169, 178, 184, 186, 248, 267, 276, 299, 312, 338, 356, 372, 403, 507, 534, 552, 598, 676, 712, 713, 744, 806, 897, 1014, 1068, 1157, 1196, 1209, 1352, 1426, 1612, 1794, 2028, 2047, 2136, 2139, 2314, 2392, 2418, 2759, 2852, 3224, 3471, 3588, 3887, 4056, 4094, 4278, 4628, 4836, 5239, 5518, 5704, 6141, 6942, 7176, 7774, 8188, 8277, 8556, 9256, 9269, 9672, 10478, 11036, 11661, 12282, 13884, 15041, 15548, 15717, 16376, 16554, 17112, 18538, 20956, 22072, 23322, 24564, 26611, 27768, 27807, 30082, 31096, 31434, 33108, 35867, 37076, 41912, 45123, 46644, 49128, 53222, 55614, 60164, 62868, 63457, 66216, 71734, 74152, 79833, 90246, 93288, 106444, 107601, 111228, 120328, 120497, 125736, 126914, 143468, 159666, 180492, 190371, 212888, 215202, 222456, 240994, 253828, 286936, 319332, 345943, 360984, 361491, 380742, 430404, 466271, 481988, 507656, 638664, 691886, 722982, 761484, 824941, 860808, 932542, 963976, 1037829, 1383772, 1398813, 1445964, 1522968, 1649882, 1865084, 2075658, 2474823, 2767544, 2797626, 2891928, 3299764, 3730168, 4151316, 4949646, 5595252, 6599528, 8302632, 9899292, 10724233, 11190504, 19798584, 21448466, 32172699, 42896932, 64345398, 85793864, 128690796, 257381592]

約数ペア:

[(1, 257381592), (2, 128690796), (3, 85793864), (4, 64345398), (6, 42896932), (8, 32172699), (12, 21448466), (13, 19798584), (23, 11190504), (24, 10724233), (26, 9899292), (31, 8302632), (39, 6599528), (46, 5595252), (52, 4949646), (62, 4151316), (69, 3730168), (78, 3299764), (89, 2891928), (92, 2797626), (93, 2767544), (104, 2474823), (124, 2075658), (138, 1865084), (156, 1649882), (169, 1522968), (178, 1445964), (184, 1398813), (186, 1383772), (248, 1037829), (267, 963976), (276, 932542), (299, 860808), (312, 824941), (338, 761484), (356, 722982), (372, 691886), (403, 638664), (507, 507656), (534, 481988), (552, 466271), (598, 430404), (676, 380742), (712, 361491), (713, 360984), (744, 345943), (806, 319332), (897, 286936), (1014, 253828), (1068, 240994), (1157, 222456), (1196, 215202), (1209, 212888), (1352, 190371), (1426, 180492), (1612, 159666), (1794, 143468), (2028, 126914), (2047, 125736), (2136, 120497), (2139, 120328), (2314, 111228), (2392, 107601), (2418, 106444), (2759, 93288), (2852, 90246), (3224, 79833), (3471, 74152), (3588, 71734), (3887, 66216), (4056, 63457), (4094, 62868), (4278, 60164), (4628, 55614), (4836, 53222), (5239, 49128), (5518, 46644), (5704, 45123), (6141, 41912), (6942, 37076), (7176, 35867), (7774, 33108), (8188, 31434), (8277, 31096), (8556, 30082), (9256, 27807), (9269, 27768), (9672, 26611), (10478, 24564), (11036, 23322), (11661, 22072), (12282, 20956), (13884, 18538), (15041, 17112), (15548, 16554), (15717, 16376)]