313178368

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:164

約数の個数: 108

約数和(自身を含む): 690095280

約数和(自身を除く): 376916912

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 67, 76, 124, 128, 134, 152, 248, 256, 268, 304, 496, 536, 589, 608, 961, 992, 1072, 1178, 1216, 1273, 1922, 1984, 2077, 2144, 2356, 2432, 2546, 3844, 3968, 4154, 4288, 4712, 4864, 5092, 7688, 7936, 8308, 8576, 9424, 10184, 15376, 16616, 17152, 18259, 18848, 20368, 30752, 33232, 36518, 37696, 39463, 40736, 61504, 64387, 66464, 73036, 75392, 78926, 81472, 123008, 128774, 132928, 146072, 150784, 157852, 162944, 246016, 257548, 265856, 292144, 315704, 325888, 515096, 531712, 584288, 631408, 1030192, 1168576, 1223353, 1262816, 2060384, 2337152, 2446706, 2525632, 4120768, 4674304, 4893412, 5051264, 8241536, 9786824, 10102528, 16483072, 19573648, 39147296, 78294592, 156589184, 313178368]

約数ペア:

[(1, 313178368), (2, 156589184), (4, 78294592), (8, 39147296), (16, 19573648), (19, 16483072), (31, 10102528), (32, 9786824), (38, 8241536), (62, 5051264), (64, 4893412), (67, 4674304), (76, 4120768), (124, 2525632), (128, 2446706), (134, 2337152), (152, 2060384), (248, 1262816), (256, 1223353), (268, 1168576), (304, 1030192), (496, 631408), (536, 584288), (589, 531712), (608, 515096), (961, 325888), (992, 315704), (1072, 292144), (1178, 265856), (1216, 257548), (1273, 246016), (1922, 162944), (1984, 157852), (2077, 150784), (2144, 146072), (2356, 132928), (2432, 128774), (2546, 123008), (3844, 81472), (3968, 78926), (4154, 75392), (4288, 73036), (4712, 66464), (4864, 64387), (5092, 61504), (7688, 40736), (7936, 39463), (8308, 37696), (8576, 36518), (9424, 33232), (10184, 30752), (15376, 20368), (16616, 18848), (17152, 18259)]