254884476

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:440

約数の個数: 144

約数和(自身を含む): 762556032

約数和(自身を除く): 507671556

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 157, 196, 231, 251, 294, 308, 314, 462, 471, 502, 539, 588, 628, 753, 924, 942, 1004, 1078, 1099, 1506, 1617, 1727, 1757, 1884, 2156, 2198, 2761, 3012, 3234, 3297, 3454, 3514, 4396, 5181, 5271, 5522, 6468, 6594, 6908, 7028, 7693, 8283, 10362, 10542, 11044, 12089, 12299, 13188, 15386, 16566, 19327, 20724, 21084, 23079, 24178, 24598, 30772, 33132, 36267, 36897, 38654, 39407, 46158, 48356, 49196, 57981, 72534, 73794, 77308, 78814, 84623, 92316, 115962, 118221, 135289, 145068, 147588, 157628, 169246, 231924, 236442, 253869, 270578, 275849, 338492, 405867, 433477, 472884, 507738, 541156, 551698, 811734, 827547, 866954, 1015476, 1103396, 1300431, 1623468, 1655094, 1733908, 1930943, 2600862, 3034339, 3310188, 3861886, 5201724, 5792829, 6068678, 7723772, 9103017, 11585658, 12137356, 18206034, 21240373, 23171316, 36412068, 42480746, 63721119, 84961492, 127442238, 254884476]

約数ペア:

[(1, 254884476), (2, 127442238), (3, 84961492), (4, 63721119), (6, 42480746), (7, 36412068), (11, 23171316), (12, 21240373), (14, 18206034), (21, 12137356), (22, 11585658), (28, 9103017), (33, 7723772), (42, 6068678), (44, 5792829), (49, 5201724), (66, 3861886), (77, 3310188), (84, 3034339), (98, 2600862), (132, 1930943), (147, 1733908), (154, 1655094), (157, 1623468), (196, 1300431), (231, 1103396), (251, 1015476), (294, 866954), (308, 827547), (314, 811734), (462, 551698), (471, 541156), (502, 507738), (539, 472884), (588, 433477), (628, 405867), (753, 338492), (924, 275849), (942, 270578), (1004, 253869), (1078, 236442), (1099, 231924), (1506, 169246), (1617, 157628), (1727, 147588), (1757, 145068), (1884, 135289), (2156, 118221), (2198, 115962), (2761, 92316), (3012, 84623), (3234, 78814), (3297, 77308), (3454, 73794), (3514, 72534), (4396, 57981), (5181, 49196), (5271, 48356), (5522, 46158), (6468, 39407), (6594, 38654), (6908, 36897), (7028, 36267), (7693, 33132), (8283, 30772), (10362, 24598), (10542, 24178), (11044, 23079), (12089, 21084), (12299, 20724), (13188, 19327), (15386, 16566)]