257371123086

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{129223}}^1$

素因数の和:129731

約数の個数: 128

約数和(自身を含む): 714557030400

約数和(自身を除く): 457185907314

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 126, 154, 189, 198, 231, 297, 378, 462, 479, 594, 693, 958, 1386, 1437, 2079, 2874, 3353, 4158, 4311, 5269, 6706, 8622, 10059, 10538, 12933, 15807, 20118, 25866, 30177, 31614, 36883, 47421, 60354, 73766, 90531, 94842, 110649, 129223, 142263, 181062, 221298, 258446, 284526, 331947, 387669, 663894, 775338, 904561, 995841, 1163007, 1421453, 1809122, 1991682, 2326014, 2713683, 2842906, 3489021, 4264359, 5427366, 6978042, 8141049, 8528718, 9950171, 12793077, 16282098, 19900342, 24423147, 25586154, 29850513, 38379231, 48846294, 59701026, 61897817, 76758462, 89551539, 123795634, 179103078, 185693451, 268654617, 371386902, 433284719, 537309234, 557080353, 680875987, 866569438, 1114160706, 1299854157, 1361751974, 1671241059, 2042627961, 2599708314, 3342482118, 3899562471, 4085255922, 4766131909, 6127883883, 7799124942, 9532263818, 11698687413, 12255767766, 14298395727, 18383651649, 23397374826, 28596791454, 36767303298, 42895187181, 85790374362, 128685561543, 257371123086]

約数ペア:

[(1, 257371123086), (2, 128685561543), (3, 85790374362), (6, 42895187181), (7, 36767303298), (9, 28596791454), (11, 23397374826), (14, 18383651649), (18, 14298395727), (21, 12255767766), (22, 11698687413), (27, 9532263818), (33, 7799124942), (42, 6127883883), (54, 4766131909), (63, 4085255922), (66, 3899562471), (77, 3342482118), (99, 2599708314), (126, 2042627961), (154, 1671241059), (189, 1361751974), (198, 1299854157), (231, 1114160706), (297, 866569438), (378, 680875987), (462, 557080353), (479, 537309234), (594, 433284719), (693, 371386902), (958, 268654617), (1386, 185693451), (1437, 179103078), (2079, 123795634), (2874, 89551539), (3353, 76758462), (4158, 61897817), (4311, 59701026), (5269, 48846294), (6706, 38379231), (8622, 29850513), (10059, 25586154), (10538, 24423147), (12933, 19900342), (15807, 16282098), (20118, 12793077), (25866, 9950171), (30177, 8528718), (31614, 8141049), (36883, 6978042), (47421, 5427366), (60354, 4264359), (73766, 3489021), (90531, 2842906), (94842, 2713683), (110649, 2326014), (129223, 1991682), (142263, 1809122), (181062, 1421453), (221298, 1163007), (258446, 995841), (284526, 904561), (331947, 775338), (387669, 663894)]