257511072

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4211}}^1$

素因数の和:4251

約数の個数: 144

約数和(自身を含む): 847016352

約数和(自身を除く): 589505280

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 49, 52, 56, 78, 84, 91, 96, 98, 104, 112, 147, 156, 168, 182, 196, 208, 224, 273, 294, 312, 336, 364, 392, 416, 546, 588, 624, 637, 672, 728, 784, 1092, 1176, 1248, 1274, 1456, 1568, 1911, 2184, 2352, 2548, 2912, 3822, 4211, 4368, 4704, 5096, 7644, 8422, 8736, 10192, 12633, 15288, 16844, 20384, 25266, 29477, 30576, 33688, 50532, 54743, 58954, 61152, 67376, 88431, 101064, 109486, 117908, 134752, 164229, 176862, 202128, 206339, 218972, 235816, 328458, 353724, 383201, 404256, 412678, 437944, 471632, 619017, 656916, 707448, 766402, 825356, 875888, 943264, 1149603, 1238034, 1313832, 1414896, 1532804, 1650712, 1751776, 2299206, 2476068, 2627664, 2682407, 2829792, 3065608, 3301424, 4598412, 4952136, 5255328, 5364814, 6131216, 6602848, 8047221, 9196824, 9904272, 10729628, 12262432, 16094442, 18393648, 19808544, 21459256, 32188884, 36787296, 42918512, 64377768, 85837024, 128755536, 257511072]

約数ペア:

[(1, 257511072), (2, 128755536), (3, 85837024), (4, 64377768), (6, 42918512), (7, 36787296), (8, 32188884), (12, 21459256), (13, 19808544), (14, 18393648), (16, 16094442), (21, 12262432), (24, 10729628), (26, 9904272), (28, 9196824), (32, 8047221), (39, 6602848), (42, 6131216), (48, 5364814), (49, 5255328), (52, 4952136), (56, 4598412), (78, 3301424), (84, 3065608), (91, 2829792), (96, 2682407), (98, 2627664), (104, 2476068), (112, 2299206), (147, 1751776), (156, 1650712), (168, 1532804), (182, 1414896), (196, 1313832), (208, 1238034), (224, 1149603), (273, 943264), (294, 875888), (312, 825356), (336, 766402), (364, 707448), (392, 656916), (416, 619017), (546, 471632), (588, 437944), (624, 412678), (637, 404256), (672, 383201), (728, 353724), (784, 328458), (1092, 235816), (1176, 218972), (1248, 206339), (1274, 202128), (1456, 176862), (1568, 164229), (1911, 134752), (2184, 117908), (2352, 109486), (2548, 101064), (2912, 88431), (3822, 67376), (4211, 61152), (4368, 58954), (4704, 54743), (5096, 50532), (7644, 33688), (8422, 30576), (8736, 29477), (10192, 25266), (12633, 20384), (15288, 16844)]