289974528

素因数分解:

$2^8\times 3^2\times {\mathrm{127}}^1\times {\mathrm{991}}^1$

素因数の和:1140

約数の個数: 108

約数和(自身を含む): 843501568

約数和(自身を除く): 553527040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 127, 128, 144, 192, 254, 256, 288, 381, 384, 508, 576, 762, 768, 991, 1016, 1143, 1152, 1524, 1982, 2032, 2286, 2304, 2973, 3048, 3964, 4064, 4572, 5946, 6096, 7928, 8128, 8919, 9144, 11892, 12192, 15856, 16256, 17838, 18288, 23784, 24384, 31712, 32512, 35676, 36576, 47568, 48768, 63424, 71352, 73152, 95136, 97536, 125857, 126848, 142704, 146304, 190272, 251714, 253696, 285408, 292608, 377571, 380544, 503428, 570816, 755142, 761088, 1006856, 1132713, 1141632, 1510284, 2013712, 2265426, 2283264, 3020568, 4027424, 4530852, 6041136, 8054848, 9061704, 12082272, 16109696, 18123408, 24164544, 32219392, 36246816, 48329088, 72493632, 96658176, 144987264, 289974528]

約数ペア:

[(1, 289974528), (2, 144987264), (3, 96658176), (4, 72493632), (6, 48329088), (8, 36246816), (9, 32219392), (12, 24164544), (16, 18123408), (18, 16109696), (24, 12082272), (32, 9061704), (36, 8054848), (48, 6041136), (64, 4530852), (72, 4027424), (96, 3020568), (127, 2283264), (128, 2265426), (144, 2013712), (192, 1510284), (254, 1141632), (256, 1132713), (288, 1006856), (381, 761088), (384, 755142), (508, 570816), (576, 503428), (762, 380544), (768, 377571), (991, 292608), (1016, 285408), (1143, 253696), (1152, 251714), (1524, 190272), (1982, 146304), (2032, 142704), (2286, 126848), (2304, 125857), (2973, 97536), (3048, 95136), (3964, 73152), (4064, 71352), (4572, 63424), (5946, 48768), (6096, 47568), (7928, 36576), (8128, 35676), (8919, 32512), (9144, 31712), (11892, 24384), (12192, 23784), (15856, 18288), (16256, 17838)]