129540784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:338

約数の個数: 80

約数和(自身を含む): 279982080

約数和(自身を除く): 150441296

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 97, 152, 184, 191, 194, 304, 368, 382, 388, 437, 764, 776, 874, 1528, 1552, 1748, 1843, 2231, 3056, 3496, 3629, 3686, 4393, 4462, 6992, 7258, 7372, 8786, 8924, 14516, 14744, 17572, 17848, 18527, 29032, 29488, 35144, 35696, 37054, 42389, 58064, 70288, 74108, 83467, 84778, 148216, 166934, 169556, 296432, 333868, 339112, 352013, 426121, 667736, 678224, 704026, 852242, 1335472, 1408052, 1704484, 2816104, 3408968, 5632208, 6817936, 8096299, 16192598, 32385196, 64770392, 129540784]

約数ペア:

[(1, 129540784), (2, 64770392), (4, 32385196), (8, 16192598), (16, 8096299), (19, 6817936), (23, 5632208), (38, 3408968), (46, 2816104), (76, 1704484), (92, 1408052), (97, 1335472), (152, 852242), (184, 704026), (191, 678224), (194, 667736), (304, 426121), (368, 352013), (382, 339112), (388, 333868), (437, 296432), (764, 169556), (776, 166934), (874, 148216), (1528, 84778), (1552, 83467), (1748, 74108), (1843, 70288), (2231, 58064), (3056, 42389), (3496, 37054), (3629, 35696), (3686, 35144), (4393, 29488), (4462, 29032), (6992, 18527), (7258, 17848), (7372, 17572), (8786, 14744), (8924, 14516)]