121298128

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:537

約数の個数: 120

約数和(自身を含む): 305337600

約数和(自身を除く): 184039472

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 49, 56, 68, 76, 98, 112, 119, 133, 136, 152, 196, 238, 266, 272, 304, 323, 392, 476, 479, 532, 646, 784, 833, 931, 952, 958, 1064, 1292, 1666, 1862, 1904, 1916, 2128, 2261, 2584, 3332, 3353, 3724, 3832, 4522, 5168, 6664, 6706, 7448, 7664, 8143, 9044, 9101, 13328, 13412, 14896, 15827, 16286, 18088, 18202, 23471, 26824, 31654, 32572, 36176, 36404, 46942, 53648, 57001, 63308, 63707, 65144, 72808, 93884, 114002, 126616, 127414, 130288, 145616, 154717, 187768, 228004, 253232, 254828, 309434, 375536, 399007, 445949, 456008, 509656, 618868, 798014, 891898, 912016, 1019312, 1083019, 1237736, 1596028, 1783796, 2166038, 2475472, 3192056, 3567592, 4332076, 6384112, 7135184, 7581133, 8664152, 15162266, 17328304, 30324532, 60649064, 121298128]

約数ペア:

[(1, 121298128), (2, 60649064), (4, 30324532), (7, 17328304), (8, 15162266), (14, 8664152), (16, 7581133), (17, 7135184), (19, 6384112), (28, 4332076), (34, 3567592), (38, 3192056), (49, 2475472), (56, 2166038), (68, 1783796), (76, 1596028), (98, 1237736), (112, 1083019), (119, 1019312), (133, 912016), (136, 891898), (152, 798014), (196, 618868), (238, 509656), (266, 456008), (272, 445949), (304, 399007), (323, 375536), (392, 309434), (476, 254828), (479, 253232), (532, 228004), (646, 187768), (784, 154717), (833, 145616), (931, 130288), (952, 127414), (958, 126616), (1064, 114002), (1292, 93884), (1666, 72808), (1862, 65144), (1904, 63707), (1916, 63308), (2128, 57001), (2261, 53648), (2584, 46942), (3332, 36404), (3353, 36176), (3724, 32572), (3832, 31654), (4522, 26824), (5168, 23471), (6664, 18202), (6706, 18088), (7448, 16286), (7664, 15827), (8143, 14896), (9044, 13412), (9101, 13328)]