81438864

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6869}}^1$

素因数の和:6912

約数の個数: 80

約数和(自身を含む): 238526400

約数和(自身を除く): 157087536

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 208, 228, 247, 304, 312, 456, 494, 624, 741, 912, 988, 1482, 1976, 2964, 3952, 5928, 6869, 11856, 13738, 20607, 27476, 41214, 54952, 82428, 89297, 109904, 130511, 164856, 178594, 261022, 267891, 329712, 357188, 391533, 522044, 535782, 714376, 783066, 1044088, 1071564, 1428752, 1566132, 1696643, 2088176, 2143128, 3132264, 3393286, 4286256, 5089929, 6264528, 6786572, 10179858, 13573144, 20359716, 27146288, 40719432, 81438864]

約数ペア:

[(1, 81438864), (2, 40719432), (3, 27146288), (4, 20359716), (6, 13573144), (8, 10179858), (12, 6786572), (13, 6264528), (16, 5089929), (19, 4286256), (24, 3393286), (26, 3132264), (38, 2143128), (39, 2088176), (48, 1696643), (52, 1566132), (57, 1428752), (76, 1071564), (78, 1044088), (104, 783066), (114, 714376), (152, 535782), (156, 522044), (208, 391533), (228, 357188), (247, 329712), (304, 267891), (312, 261022), (456, 178594), (494, 164856), (624, 130511), (741, 109904), (912, 89297), (988, 82428), (1482, 54952), (1976, 41214), (2964, 27476), (3952, 20607), (5928, 13738), (6869, 11856)]