217893984

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4211}}^1$

素因数の和:4249

約数の個数: 144

約数和(自身を含む): 726014016

約数和(自身を除く): 508120032

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 96, 98, 112, 132, 147, 154, 168, 176, 196, 224, 231, 264, 294, 308, 336, 352, 392, 462, 528, 539, 588, 616, 672, 784, 924, 1056, 1078, 1176, 1232, 1568, 1617, 1848, 2156, 2352, 2464, 3234, 3696, 4211, 4312, 4704, 6468, 7392, 8422, 8624, 12633, 12936, 16844, 17248, 25266, 25872, 29477, 33688, 46321, 50532, 51744, 58954, 67376, 88431, 92642, 101064, 117908, 134752, 138963, 176862, 185284, 202128, 206339, 235816, 277926, 324247, 353724, 370568, 404256, 412678, 471632, 555852, 619017, 648494, 707448, 741136, 825356, 943264, 972741, 1111704, 1238034, 1296988, 1414896, 1482272, 1650712, 1945482, 2223408, 2269729, 2476068, 2593976, 2829792, 3301424, 3890964, 4446816, 4539458, 4952136, 5187952, 6602848, 6809187, 7781928, 9078916, 9904272, 10375904, 13618374, 15563856, 18157832, 19808544, 27236748, 31127712, 36315664, 54473496, 72631328, 108946992, 217893984]

約数ペア:

[(1, 217893984), (2, 108946992), (3, 72631328), (4, 54473496), (6, 36315664), (7, 31127712), (8, 27236748), (11, 19808544), (12, 18157832), (14, 15563856), (16, 13618374), (21, 10375904), (22, 9904272), (24, 9078916), (28, 7781928), (32, 6809187), (33, 6602848), (42, 5187952), (44, 4952136), (48, 4539458), (49, 4446816), (56, 3890964), (66, 3301424), (77, 2829792), (84, 2593976), (88, 2476068), (96, 2269729), (98, 2223408), (112, 1945482), (132, 1650712), (147, 1482272), (154, 1414896), (168, 1296988), (176, 1238034), (196, 1111704), (224, 972741), (231, 943264), (264, 825356), (294, 741136), (308, 707448), (336, 648494), (352, 619017), (392, 555852), (462, 471632), (528, 412678), (539, 404256), (588, 370568), (616, 353724), (672, 324247), (784, 277926), (924, 235816), (1056, 206339), (1078, 202128), (1176, 185284), (1232, 176862), (1568, 138963), (1617, 134752), (1848, 117908), (2156, 101064), (2352, 92642), (2464, 88431), (3234, 67376), (3696, 58954), (4211, 51744), (4312, 50532), (4704, 46321), (6468, 33688), (7392, 29477), (8422, 25872), (8624, 25266), (12633, 17248), (12936, 16844)]