26781768

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 82218240

約数和(自身を除く): 55436472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 31, 36, 39, 52, 62, 71, 72, 78, 93, 104, 117, 124, 142, 156, 169, 186, 213, 234, 248, 279, 284, 312, 338, 372, 403, 426, 468, 507, 558, 568, 639, 676, 744, 806, 852, 923, 936, 1014, 1116, 1209, 1278, 1352, 1521, 1612, 1704, 1846, 2028, 2201, 2232, 2418, 2556, 2769, 3042, 3224, 3627, 3692, 4056, 4402, 4836, 5112, 5239, 5538, 6084, 6603, 7254, 7384, 8307, 8804, 9672, 10478, 11076, 11999, 12168, 13206, 14508, 15717, 16614, 17608, 19809, 20956, 22152, 23998, 26412, 28613, 29016, 31434, 33228, 35997, 39618, 41912, 47151, 47996, 52824, 57226, 62868, 66456, 71994, 79236, 85839, 94302, 95992, 107991, 114452, 125736, 143988, 158472, 171678, 188604, 215982, 228904, 257517, 287976, 343356, 371969, 377208, 431964, 515034, 686712, 743938, 863928, 1030068, 1115907, 1487876, 2060136, 2231814, 2975752, 3347721, 4463628, 6695442, 8927256, 13390884, 26781768]

約数ペア:

[(1, 26781768), (2, 13390884), (3, 8927256), (4, 6695442), (6, 4463628), (8, 3347721), (9, 2975752), (12, 2231814), (13, 2060136), (18, 1487876), (24, 1115907), (26, 1030068), (31, 863928), (36, 743938), (39, 686712), (52, 515034), (62, 431964), (71, 377208), (72, 371969), (78, 343356), (93, 287976), (104, 257517), (117, 228904), (124, 215982), (142, 188604), (156, 171678), (169, 158472), (186, 143988), (213, 125736), (234, 114452), (248, 107991), (279, 95992), (284, 94302), (312, 85839), (338, 79236), (372, 71994), (403, 66456), (426, 62868), (468, 57226), (507, 52824), (558, 47996), (568, 47151), (639, 41912), (676, 39618), (744, 35997), (806, 33228), (852, 31434), (923, 29016), (936, 28613), (1014, 26412), (1116, 23998), (1209, 22152), (1278, 20956), (1352, 19809), (1521, 17608), (1612, 16614), (1704, 15717), (1846, 14508), (2028, 13206), (2201, 12168), (2232, 11999), (2418, 11076), (2556, 10478), (2769, 9672), (3042, 8804), (3224, 8307), (3627, 7384), (3692, 7254), (4056, 6603), (4402, 6084), (4836, 5538), (5112, 5239)]