1680640128

素因数分解:

$2^7\times 3^2\times {\mathrm{17}}^1\times {\mathrm{85817}}^1$

素因数の和:85854

約数の個数: 96

約数和(自身を含む): 5120760060

約数和(自身を除く): 3440119932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 128, 136, 144, 153, 192, 204, 272, 288, 306, 384, 408, 544, 576, 612, 816, 1088, 1152, 1224, 1632, 2176, 2448, 3264, 4896, 6528, 9792, 19584, 85817, 171634, 257451, 343268, 514902, 686536, 772353, 1029804, 1373072, 1458889, 1544706, 2059608, 2746144, 2917778, 3089412, 4119216, 4376667, 5492288, 5835556, 6178824, 8238432, 8753334, 10984576, 11671112, 12357648, 13130001, 16476864, 17506668, 23342224, 24715296, 26260002, 32953728, 35013336, 46684448, 49430592, 52520004, 70026672, 93368896, 98861184, 105040008, 140053344, 186737792, 210080016, 280106688, 420160032, 560213376, 840320064, 1680640128]

約数ペア:

[(1, 1680640128), (2, 840320064), (3, 560213376), (4, 420160032), (6, 280106688), (8, 210080016), (9, 186737792), (12, 140053344), (16, 105040008), (17, 98861184), (18, 93368896), (24, 70026672), (32, 52520004), (34, 49430592), (36, 46684448), (48, 35013336), (51, 32953728), (64, 26260002), (68, 24715296), (72, 23342224), (96, 17506668), (102, 16476864), (128, 13130001), (136, 12357648), (144, 11671112), (153, 10984576), (192, 8753334), (204, 8238432), (272, 6178824), (288, 5835556), (306, 5492288), (384, 4376667), (408, 4119216), (544, 3089412), (576, 2917778), (612, 2746144), (816, 2059608), (1088, 1544706), (1152, 1458889), (1224, 1373072), (1632, 1029804), (2176, 772353), (2448, 686536), (3264, 514902), (4896, 343268), (6528, 257451), (9792, 171634), (19584, 85817)]