251999136

素因数分解:

$2^5\times 3^2\times {\mathrm{857}}^1\times {\mathrm{1021}}^1$

素因数の和:1894

約数の個数: 72

約数和(自身を含む): 718161444

約数和(自身を除く): 466162308

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 857, 1021, 1714, 2042, 2571, 3063, 3428, 4084, 5142, 6126, 6856, 7713, 8168, 9189, 10284, 12252, 13712, 15426, 16336, 18378, 20568, 24504, 27424, 30852, 32672, 36756, 41136, 49008, 61704, 73512, 82272, 98016, 123408, 147024, 246816, 294048, 874997, 1749994, 2624991, 3499988, 5249982, 6999976, 7874973, 10499964, 13999952, 15749946, 20999928, 27999904, 31499892, 41999856, 62999784, 83999712, 125999568, 251999136]

約数ペア:

[(1, 251999136), (2, 125999568), (3, 83999712), (4, 62999784), (6, 41999856), (8, 31499892), (9, 27999904), (12, 20999928), (16, 15749946), (18, 13999952), (24, 10499964), (32, 7874973), (36, 6999976), (48, 5249982), (72, 3499988), (96, 2624991), (144, 1749994), (288, 874997), (857, 294048), (1021, 246816), (1714, 147024), (2042, 123408), (2571, 98016), (3063, 82272), (3428, 73512), (4084, 61704), (5142, 49008), (6126, 41136), (6856, 36756), (7713, 32672), (8168, 30852), (9189, 27424), (10284, 24504), (12252, 20568), (13712, 18378), (15426, 16336)]