254345280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{5407}}^1$

素因数の和:5441

約数の個数: 168

約数和(自身を含む): 939564288

約数和(自身を除く): 685219008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2240, 2352, 2940, 3136, 3360, 3920, 4704, 5407, 5880, 6720, 7840, 9408, 10814, 11760, 15680, 16221, 21628, 23520, 27035, 32442, 37849, 43256, 47040, 54070, 64884, 75698, 81105, 86512, 108140, 113547, 129768, 151396, 162210, 173024, 189245, 216280, 227094, 259536, 264943, 302792, 324420, 346048, 378490, 432560, 454188, 519072, 529886, 567735, 605584, 648840, 756980, 794829, 865120, 908376, 1038144, 1059772, 1135470, 1211168, 1297680, 1324715, 1513960, 1589658, 1730240, 1816752, 2119544, 2270940, 2422336, 2595360, 2649430, 3027920, 3179316, 3633504, 3974145, 4239088, 4541880, 5190720, 5298860, 6055840, 6358632, 7267008, 7948290, 8478176, 9083760, 10597720, 12111680, 12717264, 15896580, 16956352, 18167520, 21195440, 25434528, 31793160, 36335040, 42390880, 50869056, 63586320, 84781760, 127172640, 254345280]

約数ペア:

[(1, 254345280), (2, 127172640), (3, 84781760), (4, 63586320), (5, 50869056), (6, 42390880), (7, 36335040), (8, 31793160), (10, 25434528), (12, 21195440), (14, 18167520), (15, 16956352), (16, 15896580), (20, 12717264), (21, 12111680), (24, 10597720), (28, 9083760), (30, 8478176), (32, 7948290), (35, 7267008), (40, 6358632), (42, 6055840), (48, 5298860), (49, 5190720), (56, 4541880), (60, 4239088), (64, 3974145), (70, 3633504), (80, 3179316), (84, 3027920), (96, 2649430), (98, 2595360), (105, 2422336), (112, 2270940), (120, 2119544), (140, 1816752), (147, 1730240), (160, 1589658), (168, 1513960), (192, 1324715), (196, 1297680), (210, 1211168), (224, 1135470), (240, 1059772), (245, 1038144), (280, 908376), (294, 865120), (320, 794829), (336, 756980), (392, 648840), (420, 605584), (448, 567735), (480, 529886), (490, 519072), (560, 454188), (588, 432560), (672, 378490), (735, 346048), (784, 324420), (840, 302792), (960, 264943), (980, 259536), (1120, 227094), (1176, 216280), (1344, 189245), (1470, 173024), (1568, 162210), (1680, 151396), (1960, 129768), (2240, 113547), (2352, 108140), (2940, 86512), (3136, 81105), (3360, 75698), (3920, 64884), (4704, 54070), (5407, 47040), (5880, 43256), (6720, 37849), (7840, 32442), (9408, 27035), (10814, 23520), (11760, 21628), (15680, 16221)]