251016472

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1\times {\mathrm{337}}^1$

素因数の和:680

約数の個数: 64

約数和(自身を含む): 552913920

約数和(自身を除く): 301897448

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 283, 329, 337, 376, 566, 658, 674, 1132, 1316, 1348, 1981, 2264, 2359, 2632, 2696, 3962, 4718, 7924, 9436, 13301, 15839, 15848, 18872, 26602, 31678, 53204, 63356, 93107, 95371, 106408, 110873, 126712, 186214, 190742, 221746, 372428, 381484, 443492, 667597, 744856, 762968, 886984, 1335194, 2670388, 4482437, 5340776, 8964874, 17929748, 31377059, 35859496, 62754118, 125508236, 251016472]

約数ペア:

[(1, 251016472), (2, 125508236), (4, 62754118), (7, 35859496), (8, 31377059), (14, 17929748), (28, 8964874), (47, 5340776), (56, 4482437), (94, 2670388), (188, 1335194), (283, 886984), (329, 762968), (337, 744856), (376, 667597), (566, 443492), (658, 381484), (674, 372428), (1132, 221746), (1316, 190742), (1348, 186214), (1981, 126712), (2264, 110873), (2359, 106408), (2632, 95371), (2696, 93107), (3962, 63356), (4718, 53204), (7924, 31678), (9436, 26602), (13301, 18872), (15839, 15848)]