256725942

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 128

約数和(自身を含む): 627388416

約数和(自身を除く): 370662474

約数列:

[1, 2, 3, 6, 11, 17, 22, 31, 33, 34, 51, 61, 62, 66, 93, 102, 121, 122, 183, 186, 187, 242, 341, 363, 366, 374, 527, 561, 671, 682, 726, 1023, 1037, 1054, 1122, 1331, 1342, 1581, 1891, 2013, 2046, 2057, 2074, 2662, 3111, 3162, 3751, 3782, 3993, 4026, 4114, 5673, 5797, 6171, 6222, 7381, 7502, 7986, 11253, 11346, 11407, 11594, 12342, 14762, 17391, 20801, 22143, 22506, 22627, 22814, 32147, 34221, 34782, 41261, 41602, 44286, 45254, 62403, 63767, 64294, 67881, 68442, 81191, 82522, 96441, 123783, 124806, 125477, 127534, 135762, 162382, 191301, 192882, 228811, 243573, 247566, 250954, 353617, 376431, 382602, 457622, 487146, 686433, 701437, 707234, 752862, 1060851, 1372866, 1380247, 1402874, 2104311, 2121702, 2516921, 2760494, 3889787, 4140741, 4208622, 5033842, 7550763, 7779574, 8281482, 11669361, 15101526, 23338722, 42787657, 85575314, 128362971, 256725942]

約数ペア:

[(1, 256725942), (2, 128362971), (3, 85575314), (6, 42787657), (11, 23338722), (17, 15101526), (22, 11669361), (31, 8281482), (33, 7779574), (34, 7550763), (51, 5033842), (61, 4208622), (62, 4140741), (66, 3889787), (93, 2760494), (102, 2516921), (121, 2121702), (122, 2104311), (183, 1402874), (186, 1380247), (187, 1372866), (242, 1060851), (341, 752862), (363, 707234), (366, 701437), (374, 686433), (527, 487146), (561, 457622), (671, 382602), (682, 376431), (726, 353617), (1023, 250954), (1037, 247566), (1054, 243573), (1122, 228811), (1331, 192882), (1342, 191301), (1581, 162382), (1891, 135762), (2013, 127534), (2046, 125477), (2057, 124806), (2074, 123783), (2662, 96441), (3111, 82522), (3162, 81191), (3751, 68442), (3782, 67881), (3993, 64294), (4026, 63767), (4114, 62403), (5673, 45254), (5797, 44286), (6171, 41602), (6222, 41261), (7381, 34782), (7502, 34221), (7986, 32147), (11253, 22814), (11346, 22627), (11407, 22506), (11594, 22143), (12342, 20801), (14762, 17391)]