290157056

素因数分解:

$2^9\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4261}}^1$

素因数の和:4305

約数の個数: 80

約数和(自身を含む): 697604160

約数和(自身を除く): 407447104

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 512, 532, 608, 896, 1064, 1216, 1792, 2128, 2432, 3584, 4256, 4261, 4864, 8512, 8522, 9728, 17024, 17044, 29827, 34048, 34088, 59654, 68096, 68176, 80959, 119308, 136352, 161918, 238616, 272704, 323836, 477232, 545408, 566713, 647672, 954464, 1090816, 1133426, 1295344, 1908928, 2181632, 2266852, 2590688, 3817856, 4533704, 5181376, 7635712, 9067408, 10362752, 15271424, 18134816, 20725504, 36269632, 41451008, 72539264, 145078528, 290157056]

約数ペア:

[(1, 290157056), (2, 145078528), (4, 72539264), (7, 41451008), (8, 36269632), (14, 20725504), (16, 18134816), (19, 15271424), (28, 10362752), (32, 9067408), (38, 7635712), (56, 5181376), (64, 4533704), (76, 3817856), (112, 2590688), (128, 2266852), (133, 2181632), (152, 1908928), (224, 1295344), (256, 1133426), (266, 1090816), (304, 954464), (448, 647672), (512, 566713), (532, 545408), (608, 477232), (896, 323836), (1064, 272704), (1216, 238616), (1792, 161918), (2128, 136352), (2432, 119308), (3584, 80959), (4256, 68176), (4261, 68096), (4864, 59654), (8512, 34088), (8522, 34048), (9728, 29827), (17024, 17044)]