128233728

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{7951}}^1$

素因数の和:7980

約数の個数: 108

約数和(自身を含む): 422601088

約数和(自身を除く): 294367360

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1344, 1792, 2016, 2304, 2688, 4032, 5376, 7951, 8064, 15902, 16128, 23853, 31804, 47706, 55657, 63608, 71559, 95412, 111314, 127216, 143118, 166971, 190824, 222628, 254432, 286236, 333942, 381648, 445256, 500913, 508864, 572472, 667884, 763296, 890512, 1001826, 1017728, 1144944, 1335768, 1526592, 1781024, 2003652, 2035456, 2289888, 2671536, 3053184, 3562048, 4007304, 4579776, 5343072, 6106368, 7124096, 8014608, 9159552, 10686144, 14248192, 16029216, 18319104, 21372288, 32058432, 42744576, 64116864, 128233728]

約数ペア:

[(1, 128233728), (2, 64116864), (3, 42744576), (4, 32058432), (6, 21372288), (7, 18319104), (8, 16029216), (9, 14248192), (12, 10686144), (14, 9159552), (16, 8014608), (18, 7124096), (21, 6106368), (24, 5343072), (28, 4579776), (32, 4007304), (36, 3562048), (42, 3053184), (48, 2671536), (56, 2289888), (63, 2035456), (64, 2003652), (72, 1781024), (84, 1526592), (96, 1335768), (112, 1144944), (126, 1017728), (128, 1001826), (144, 890512), (168, 763296), (192, 667884), (224, 572472), (252, 508864), (256, 500913), (288, 445256), (336, 381648), (384, 333942), (448, 286236), (504, 254432), (576, 222628), (672, 190824), (768, 166971), (896, 143118), (1008, 127216), (1152, 111314), (1344, 95412), (1792, 71559), (2016, 63608), (2304, 55657), (2688, 47706), (4032, 31804), (5376, 23853), (7951, 16128), (8064, 15902)]