254372272

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:287

約数の個数: 160

約数和(自身を含む): 658243584

約数和(自身を除く): 403871312

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 44, 46, 47, 56, 77, 88, 92, 94, 112, 154, 161, 176, 184, 188, 191, 253, 308, 322, 329, 368, 376, 382, 506, 517, 616, 644, 658, 752, 764, 1012, 1034, 1081, 1232, 1288, 1316, 1337, 1528, 1771, 2024, 2068, 2101, 2162, 2576, 2632, 2674, 3056, 3542, 3619, 4048, 4136, 4202, 4324, 4393, 5264, 5348, 7084, 7238, 7567, 8272, 8404, 8648, 8786, 8977, 10696, 11891, 14168, 14476, 14707, 15134, 16808, 17296, 17572, 17954, 21392, 23782, 28336, 28952, 29414, 30268, 30751, 33616, 35144, 35908, 47564, 48323, 57904, 58828, 60536, 61502, 62839, 70288, 71816, 83237, 95128, 96646, 98747, 117656, 121072, 123004, 125678, 143632, 166474, 190256, 193292, 197494, 206471, 235312, 246008, 251356, 332948, 338261, 386584, 394988, 412942, 492016, 502712, 665896, 676522, 691229, 773168, 789976, 825884, 1005424, 1331792, 1353044, 1382458, 1445297, 1579952, 1651768, 2271181, 2706088, 2764916, 2890594, 3303536, 4542362, 5412176, 5529832, 5781188, 9084724, 11059664, 11562376, 15898267, 18169448, 23124752, 31796534, 36338896, 63593068, 127186136, 254372272]

約数ペア:

[(1, 254372272), (2, 127186136), (4, 63593068), (7, 36338896), (8, 31796534), (11, 23124752), (14, 18169448), (16, 15898267), (22, 11562376), (23, 11059664), (28, 9084724), (44, 5781188), (46, 5529832), (47, 5412176), (56, 4542362), (77, 3303536), (88, 2890594), (92, 2764916), (94, 2706088), (112, 2271181), (154, 1651768), (161, 1579952), (176, 1445297), (184, 1382458), (188, 1353044), (191, 1331792), (253, 1005424), (308, 825884), (322, 789976), (329, 773168), (368, 691229), (376, 676522), (382, 665896), (506, 502712), (517, 492016), (616, 412942), (644, 394988), (658, 386584), (752, 338261), (764, 332948), (1012, 251356), (1034, 246008), (1081, 235312), (1232, 206471), (1288, 197494), (1316, 193292), (1337, 190256), (1528, 166474), (1771, 143632), (2024, 125678), (2068, 123004), (2101, 121072), (2162, 117656), (2576, 98747), (2632, 96646), (2674, 95128), (3056, 83237), (3542, 71816), (3619, 70288), (4048, 62839), (4136, 61502), (4202, 60536), (4324, 58828), (4393, 57904), (5264, 48323), (5348, 47564), (7084, 35908), (7238, 35144), (7567, 33616), (8272, 30751), (8404, 30268), (8648, 29414), (8786, 28952), (8977, 28336), (10696, 23782), (11891, 21392), (14168, 17954), (14476, 17572), (14707, 17296), (15134, 16808)]