138894448

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:351

約数の個数: 120

約数和(自身を含む): 348442976

約数和(自身を除く): 209548528

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 37, 44, 56, 74, 77, 88, 112, 121, 148, 154, 176, 242, 259, 277, 296, 308, 407, 484, 518, 554, 592, 616, 814, 847, 968, 1036, 1108, 1232, 1628, 1694, 1936, 1939, 2072, 2216, 2849, 3047, 3256, 3388, 3878, 4144, 4432, 4477, 5698, 6094, 6512, 6776, 7756, 8954, 10249, 11396, 12188, 13552, 15512, 17908, 20498, 21329, 22792, 24376, 31024, 31339, 33517, 35816, 40996, 42658, 45584, 48752, 62678, 67034, 71632, 71743, 81992, 85316, 112739, 125356, 134068, 143486, 163984, 170632, 225478, 234619, 250712, 268136, 286972, 341264, 450956, 469238, 501424, 536272, 573944, 789173, 901912, 938476, 1147888, 1240129, 1578346, 1803824, 1876952, 2480258, 3156692, 3753904, 4960516, 6313384, 8680903, 9921032, 12626768, 17361806, 19842064, 34723612, 69447224, 138894448]

約数ペア:

[(1, 138894448), (2, 69447224), (4, 34723612), (7, 19842064), (8, 17361806), (11, 12626768), (14, 9921032), (16, 8680903), (22, 6313384), (28, 4960516), (37, 3753904), (44, 3156692), (56, 2480258), (74, 1876952), (77, 1803824), (88, 1578346), (112, 1240129), (121, 1147888), (148, 938476), (154, 901912), (176, 789173), (242, 573944), (259, 536272), (277, 501424), (296, 469238), (308, 450956), (407, 341264), (484, 286972), (518, 268136), (554, 250712), (592, 234619), (616, 225478), (814, 170632), (847, 163984), (968, 143486), (1036, 134068), (1108, 125356), (1232, 112739), (1628, 85316), (1694, 81992), (1936, 71743), (1939, 71632), (2072, 67034), (2216, 62678), (2849, 48752), (3047, 45584), (3256, 42658), (3388, 40996), (3878, 35816), (4144, 33517), (4432, 31339), (4477, 31024), (5698, 24376), (6094, 22792), (6512, 21329), (6776, 20498), (7756, 17908), (8954, 15512), (10249, 13552), (11396, 12188)]