157221818996

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1009}}^1\times {\mathrm{7487}}^1$

素因数の和:8565

約数の個数: 72

約数和(自身を含む): 309805816320

約数和(自身を除く): 152583997324

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 121, 172, 242, 473, 484, 946, 1009, 1892, 2018, 4036, 5203, 7487, 10406, 11099, 14974, 20812, 22198, 29948, 43387, 44396, 82357, 86774, 122089, 164714, 173548, 244178, 321941, 329428, 477257, 488356, 643882, 905927, 954514, 1287764, 1811854, 1909028, 3541351, 3623708, 5249827, 7082702, 7554383, 10499654, 14165404, 15108766, 20999308, 30217532, 38954861, 77909722, 83098213, 155819444, 166196426, 324838469, 332392852, 649676938, 914080343, 1299353876, 1828160686, 3573223159, 3656321372, 7146446318, 14292892636, 39305454749, 78610909498, 157221818996]

約数ペア:

[(1, 157221818996), (2, 78610909498), (4, 39305454749), (11, 14292892636), (22, 7146446318), (43, 3656321372), (44, 3573223159), (86, 1828160686), (121, 1299353876), (172, 914080343), (242, 649676938), (473, 332392852), (484, 324838469), (946, 166196426), (1009, 155819444), (1892, 83098213), (2018, 77909722), (4036, 38954861), (5203, 30217532), (7487, 20999308), (10406, 15108766), (11099, 14165404), (14974, 10499654), (20812, 7554383), (22198, 7082702), (29948, 5249827), (43387, 3623708), (44396, 3541351), (82357, 1909028), (86774, 1811854), (122089, 1287764), (164714, 954514), (173548, 905927), (244178, 643882), (321941, 488356), (329428, 477257)]