128690796

素因数分解:

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

素因数の和:176

約数の個数: 144

約数和(自身を含む): 354170880

約数和(自身を除く): 225480084

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 31, 39, 46, 52, 62, 69, 78, 89, 92, 93, 124, 138, 156, 169, 178, 186, 267, 276, 299, 338, 356, 372, 403, 507, 534, 598, 676, 713, 806, 897, 1014, 1068, 1157, 1196, 1209, 1426, 1612, 1794, 2028, 2047, 2139, 2314, 2418, 2759, 2852, 3471, 3588, 3887, 4094, 4278, 4628, 4836, 5239, 5518, 6141, 6942, 7774, 8188, 8277, 8556, 9269, 10478, 11036, 11661, 12282, 13884, 15041, 15548, 15717, 16554, 18538, 20956, 23322, 24564, 26611, 27807, 30082, 31434, 33108, 35867, 37076, 45123, 46644, 53222, 55614, 60164, 62868, 63457, 71734, 79833, 90246, 106444, 107601, 111228, 120497, 126914, 143468, 159666, 180492, 190371, 215202, 240994, 253828, 319332, 345943, 361491, 380742, 430404, 466271, 481988, 691886, 722982, 761484, 824941, 932542, 1037829, 1383772, 1398813, 1445964, 1649882, 1865084, 2075658, 2474823, 2797626, 3299764, 4151316, 4949646, 5595252, 9899292, 10724233, 21448466, 32172699, 42896932, 64345398, 128690796]

約数ペア:

[(1, 128690796), (2, 64345398), (3, 42896932), (4, 32172699), (6, 21448466), (12, 10724233), (13, 9899292), (23, 5595252), (26, 4949646), (31, 4151316), (39, 3299764), (46, 2797626), (52, 2474823), (62, 2075658), (69, 1865084), (78, 1649882), (89, 1445964), (92, 1398813), (93, 1383772), (124, 1037829), (138, 932542), (156, 824941), (169, 761484), (178, 722982), (186, 691886), (267, 481988), (276, 466271), (299, 430404), (338, 380742), (356, 361491), (372, 345943), (403, 319332), (507, 253828), (534, 240994), (598, 215202), (676, 190371), (713, 180492), (806, 159666), (897, 143468), (1014, 126914), (1068, 120497), (1157, 111228), (1196, 107601), (1209, 106444), (1426, 90246), (1612, 79833), (1794, 71734), (2028, 63457), (2047, 62868), (2139, 60164), (2314, 55614), (2418, 53222), (2759, 46644), (2852, 45123), (3471, 37076), (3588, 35867), (3887, 33108), (4094, 31434), (4278, 30082), (4628, 27807), (4836, 26611), (5239, 24564), (5518, 23322), (6141, 20956), (6942, 18538), (7774, 16554), (8188, 15717), (8277, 15548), (8556, 15041), (9269, 13884), (10478, 12282), (11036, 11661)]