639710848

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{709}}^1$

素因数の和:802

約数の個数: 128

約数和(自身を含む): 1564272000

約数和(自身を除く): 924561152

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 53, 56, 64, 76, 106, 112, 128, 133, 152, 212, 224, 266, 304, 371, 424, 448, 532, 608, 709, 742, 848, 896, 1007, 1064, 1216, 1418, 1484, 1696, 2014, 2128, 2432, 2836, 2968, 3392, 4028, 4256, 4963, 5672, 5936, 6784, 7049, 8056, 8512, 9926, 11344, 11872, 13471, 14098, 16112, 17024, 19852, 22688, 23744, 26942, 28196, 32224, 37577, 39704, 45376, 47488, 53884, 56392, 64448, 75154, 79408, 90752, 94297, 107768, 112784, 128896, 150308, 158816, 188594, 215536, 225568, 263039, 300616, 317632, 377188, 431072, 451136, 526078, 601232, 635264, 713963, 754376, 862144, 902272, 1052156, 1202464, 1427926, 1508752, 1724288, 2104312, 2404928, 2855852, 3017504, 4208624, 4809856, 4997741, 5711704, 6035008, 8417248, 9995482, 11423408, 12070016, 16834496, 19990964, 22846816, 33668992, 39981928, 45693632, 79963856, 91387264, 159927712, 319855424, 639710848]

約数ペア:

[(1, 639710848), (2, 319855424), (4, 159927712), (7, 91387264), (8, 79963856), (14, 45693632), (16, 39981928), (19, 33668992), (28, 22846816), (32, 19990964), (38, 16834496), (53, 12070016), (56, 11423408), (64, 9995482), (76, 8417248), (106, 6035008), (112, 5711704), (128, 4997741), (133, 4809856), (152, 4208624), (212, 3017504), (224, 2855852), (266, 2404928), (304, 2104312), (371, 1724288), (424, 1508752), (448, 1427926), (532, 1202464), (608, 1052156), (709, 902272), (742, 862144), (848, 754376), (896, 713963), (1007, 635264), (1064, 601232), (1216, 526078), (1418, 451136), (1484, 431072), (1696, 377188), (2014, 317632), (2128, 300616), (2432, 263039), (2836, 225568), (2968, 215536), (3392, 188594), (4028, 158816), (4256, 150308), (4963, 128896), (5672, 112784), (5936, 107768), (6784, 94297), (7049, 90752), (8056, 79408), (8512, 75154), (9926, 64448), (11344, 56392), (11872, 53884), (13471, 47488), (14098, 45376), (16112, 39704), (17024, 37577), (19852, 32224), (22688, 28196), (23744, 26942)]