257510016

素因数分解:

$2^7\times 3^5\times {\mathrm{17}}^1\times {\mathrm{487}}^1$

素因数の和:533

約数の個数: 192

約数和(自身を含む): 815330880

約数和(自身を除く): 557820864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 81, 96, 102, 108, 128, 136, 144, 153, 162, 192, 204, 216, 243, 272, 288, 306, 324, 384, 408, 432, 459, 486, 487, 544, 576, 612, 648, 816, 864, 918, 972, 974, 1088, 1152, 1224, 1296, 1377, 1461, 1632, 1728, 1836, 1944, 1948, 2176, 2448, 2592, 2754, 2922, 3264, 3456, 3672, 3888, 3896, 4131, 4383, 4896, 5184, 5508, 5844, 6528, 7344, 7776, 7792, 8262, 8279, 8766, 9792, 10368, 11016, 11688, 13149, 14688, 15552, 15584, 16524, 16558, 17532, 19584, 22032, 23376, 24837, 26298, 29376, 31104, 31168, 33048, 33116, 35064, 39447, 44064, 46752, 49674, 52596, 58752, 62336, 66096, 66232, 70128, 74511, 78894, 88128, 93504, 99348, 105192, 118341, 132192, 132464, 140256, 149022, 157788, 176256, 187008, 198696, 210384, 223533, 236682, 264384, 264928, 280512, 298044, 315576, 397392, 420768, 447066, 473364, 528768, 529856, 561024, 596088, 631152, 670599, 794784, 841536, 894132, 946728, 1059712, 1192176, 1262304, 1341198, 1589568, 1683072, 1788264, 1893456, 2011797, 2384352, 2524608, 2682396, 3179136, 3576528, 3786912, 4023594, 4768704, 5049216, 5364792, 7153056, 7573824, 8047188, 9537408, 10729584, 14306112, 15147648, 16094376, 21459168, 28612224, 32188752, 42918336, 64377504, 85836672, 128755008, 257510016]

約数ペア:

[(1, 257510016), (2, 128755008), (3, 85836672), (4, 64377504), (6, 42918336), (8, 32188752), (9, 28612224), (12, 21459168), (16, 16094376), (17, 15147648), (18, 14306112), (24, 10729584), (27, 9537408), (32, 8047188), (34, 7573824), (36, 7153056), (48, 5364792), (51, 5049216), (54, 4768704), (64, 4023594), (68, 3786912), (72, 3576528), (81, 3179136), (96, 2682396), (102, 2524608), (108, 2384352), (128, 2011797), (136, 1893456), (144, 1788264), (153, 1683072), (162, 1589568), (192, 1341198), (204, 1262304), (216, 1192176), (243, 1059712), (272, 946728), (288, 894132), (306, 841536), (324, 794784), (384, 670599), (408, 631152), (432, 596088), (459, 561024), (486, 529856), (487, 528768), (544, 473364), (576, 447066), (612, 420768), (648, 397392), (816, 315576), (864, 298044), (918, 280512), (972, 264928), (974, 264384), (1088, 236682), (1152, 223533), (1224, 210384), (1296, 198696), (1377, 187008), (1461, 176256), (1632, 157788), (1728, 149022), (1836, 140256), (1944, 132464), (1948, 132192), (2176, 118341), (2448, 105192), (2592, 99348), (2754, 93504), (2922, 88128), (3264, 78894), (3456, 74511), (3672, 70128), (3888, 66232), (3896, 66096), (4131, 62336), (4383, 58752), (4896, 52596), (5184, 49674), (5508, 46752), (5844, 44064), (6528, 39447), (7344, 35064), (7776, 33116), (7792, 33048), (8262, 31168), (8279, 31104), (8766, 29376), (9792, 26298), (10368, 24837), (11016, 23376), (11688, 22032), (13149, 19584), (14688, 17532), (15552, 16558), (15584, 16524)]