257547584

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:500

約数の個数: 112

約数和(自身を含む): 624230400

約数和(自身を除く): 366682816

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 79, 112, 133, 152, 158, 224, 266, 304, 316, 383, 448, 532, 553, 608, 632, 766, 1064, 1106, 1216, 1264, 1501, 1532, 2128, 2212, 2528, 2681, 3002, 3064, 4256, 4424, 5056, 5362, 6004, 6128, 7277, 8512, 8848, 10507, 10724, 12008, 12256, 14554, 17696, 21014, 21448, 24016, 24512, 29108, 30257, 35392, 42028, 42896, 48032, 50939, 58216, 60514, 84056, 85792, 96064, 101878, 116432, 121028, 168112, 171584, 203756, 211799, 232864, 242056, 336224, 407512, 423598, 465728, 484112, 574883, 672448, 815024, 847196, 968224, 1149766, 1630048, 1694392, 1936448, 2299532, 3260096, 3388784, 4024181, 4599064, 6777568, 8048362, 9198128, 13555136, 16096724, 18396256, 32193448, 36792512, 64386896, 128773792, 257547584]

約数ペア:

[(1, 257547584), (2, 128773792), (4, 64386896), (7, 36792512), (8, 32193448), (14, 18396256), (16, 16096724), (19, 13555136), (28, 9198128), (32, 8048362), (38, 6777568), (56, 4599064), (64, 4024181), (76, 3388784), (79, 3260096), (112, 2299532), (133, 1936448), (152, 1694392), (158, 1630048), (224, 1149766), (266, 968224), (304, 847196), (316, 815024), (383, 672448), (448, 574883), (532, 484112), (553, 465728), (608, 423598), (632, 407512), (766, 336224), (1064, 242056), (1106, 232864), (1216, 211799), (1264, 203756), (1501, 171584), (1532, 168112), (2128, 121028), (2212, 116432), (2528, 101878), (2681, 96064), (3002, 85792), (3064, 84056), (4256, 60514), (4424, 58216), (5056, 50939), (5362, 48032), (6004, 42896), (6128, 42028), (7277, 35392), (8512, 30257), (8848, 29108), (10507, 24512), (10724, 24016), (12008, 21448), (12256, 21014), (14554, 17696)]