400017408

素因数分解:

$2^{11}\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 192

約数和(自身を含む): 1245404160

約数和(自身を除く): 845386752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 71, 84, 96, 112, 128, 131, 142, 168, 192, 213, 224, 256, 262, 284, 336, 384, 393, 426, 448, 497, 512, 524, 568, 672, 768, 786, 852, 896, 917, 994, 1024, 1048, 1136, 1344, 1491, 1536, 1572, 1704, 1792, 1834, 1988, 2048, 2096, 2272, 2688, 2751, 2982, 3072, 3144, 3408, 3584, 3668, 3976, 4192, 4544, 5376, 5502, 5964, 6144, 6288, 6816, 7168, 7336, 7952, 8384, 9088, 9301, 10752, 11004, 11928, 12576, 13632, 14336, 14672, 15904, 16768, 18176, 18602, 21504, 22008, 23856, 25152, 27264, 27903, 29344, 31808, 33536, 36352, 37204, 43008, 44016, 47712, 50304, 54528, 55806, 58688, 63616, 65107, 67072, 72704, 74408, 88032, 95424, 100608, 109056, 111612, 117376, 127232, 130214, 134144, 145408, 148816, 176064, 190848, 195321, 201216, 218112, 223224, 234752, 254464, 260428, 268288, 297632, 352128, 381696, 390642, 402432, 436224, 446448, 469504, 508928, 520856, 595264, 704256, 763392, 781284, 804864, 892896, 939008, 1017856, 1041712, 1190528, 1408512, 1526784, 1562568, 1785792, 1878016, 2083424, 2381056, 2817024, 3053568, 3125136, 3571584, 4166848, 4762112, 5634048, 6250272, 7143168, 8333696, 9524224, 12500544, 14286336, 16667392, 19048448, 25001088, 28572672, 33334784, 50002176, 57145344, 66669568, 100004352, 133339136, 200008704, 400017408]

約数ペア:

[(1, 400017408), (2, 200008704), (3, 133339136), (4, 100004352), (6, 66669568), (7, 57145344), (8, 50002176), (12, 33334784), (14, 28572672), (16, 25001088), (21, 19048448), (24, 16667392), (28, 14286336), (32, 12500544), (42, 9524224), (48, 8333696), (56, 7143168), (64, 6250272), (71, 5634048), (84, 4762112), (96, 4166848), (112, 3571584), (128, 3125136), (131, 3053568), (142, 2817024), (168, 2381056), (192, 2083424), (213, 1878016), (224, 1785792), (256, 1562568), (262, 1526784), (284, 1408512), (336, 1190528), (384, 1041712), (393, 1017856), (426, 939008), (448, 892896), (497, 804864), (512, 781284), (524, 763392), (568, 704256), (672, 595264), (768, 520856), (786, 508928), (852, 469504), (896, 446448), (917, 436224), (994, 402432), (1024, 390642), (1048, 381696), (1136, 352128), (1344, 297632), (1491, 268288), (1536, 260428), (1572, 254464), (1704, 234752), (1792, 223224), (1834, 218112), (1988, 201216), (2048, 195321), (2096, 190848), (2272, 176064), (2688, 148816), (2751, 145408), (2982, 134144), (3072, 130214), (3144, 127232), (3408, 117376), (3584, 111612), (3668, 109056), (3976, 100608), (4192, 95424), (4544, 88032), (5376, 74408), (5502, 72704), (5964, 67072), (6144, 65107), (6288, 63616), (6816, 58688), (7168, 55806), (7336, 54528), (7952, 50304), (8384, 47712), (9088, 44016), (9301, 43008), (10752, 37204), (11004, 36352), (11928, 33536), (12576, 31808), (13632, 29344), (14336, 27903), (14672, 27264), (15904, 25152), (16768, 23856), (18176, 22008), (18602, 21504)]