268588712

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:559

約数の個数: 128

約数和(自身を含む): 663552000

約数和(自身を除く): 394963288

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 31, 34, 38, 56, 62, 68, 76, 119, 124, 133, 136, 152, 217, 238, 248, 266, 323, 434, 476, 479, 527, 532, 589, 646, 868, 952, 958, 1054, 1064, 1178, 1292, 1736, 1916, 2108, 2261, 2356, 2584, 3353, 3689, 3832, 4123, 4216, 4522, 4712, 6706, 7378, 8143, 8246, 9044, 9101, 10013, 13412, 14756, 14849, 16286, 16492, 18088, 18202, 20026, 26824, 29512, 29698, 32572, 32984, 36404, 40052, 57001, 59396, 63707, 65144, 70091, 72808, 80104, 103943, 114002, 118792, 127414, 140182, 154717, 207886, 228004, 252433, 254828, 280364, 282131, 309434, 415772, 456008, 504866, 509656, 560728, 564262, 618868, 831544, 1009732, 1083019, 1128524, 1237736, 1767031, 1974917, 2019464, 2166038, 2257048, 3534062, 3949834, 4332076, 4796227, 7068124, 7899668, 8664152, 9592454, 14136248, 15799336, 19184908, 33573589, 38369816, 67147178, 134294356, 268588712]

約数ペア:

[(1, 268588712), (2, 134294356), (4, 67147178), (7, 38369816), (8, 33573589), (14, 19184908), (17, 15799336), (19, 14136248), (28, 9592454), (31, 8664152), (34, 7899668), (38, 7068124), (56, 4796227), (62, 4332076), (68, 3949834), (76, 3534062), (119, 2257048), (124, 2166038), (133, 2019464), (136, 1974917), (152, 1767031), (217, 1237736), (238, 1128524), (248, 1083019), (266, 1009732), (323, 831544), (434, 618868), (476, 564262), (479, 560728), (527, 509656), (532, 504866), (589, 456008), (646, 415772), (868, 309434), (952, 282131), (958, 280364), (1054, 254828), (1064, 252433), (1178, 228004), (1292, 207886), (1736, 154717), (1916, 140182), (2108, 127414), (2261, 118792), (2356, 114002), (2584, 103943), (3353, 80104), (3689, 72808), (3832, 70091), (4123, 65144), (4216, 63707), (4522, 59396), (4712, 57001), (6706, 40052), (7378, 36404), (8143, 32984), (8246, 32572), (9044, 29698), (9101, 29512), (10013, 26824), (13412, 20026), (14756, 18202), (14849, 18088), (16286, 16492)]