255767568

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{761213}}^1$

素因数の和:761231

約数の個数: 40

約数和(自身を含む): 755124288

約数和(自身を除く): 499356720

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 761213, 1522426, 2283639, 3044852, 4567278, 5328491, 6089704, 9134556, 10656982, 12179408, 15985473, 18269112, 21313964, 31970946, 36538224, 42627928, 63941892, 85255856, 127883784, 255767568]

約数ペア:

[(1, 255767568), (2, 127883784), (3, 85255856), (4, 63941892), (6, 42627928), (7, 36538224), (8, 31970946), (12, 21313964), (14, 18269112), (16, 15985473), (21, 12179408), (24, 10656982), (28, 9134556), (42, 6089704), (48, 5328491), (56, 4567278), (84, 3044852), (112, 2283639), (168, 1522426), (336, 761213)]