257788944

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{255743}}^1$

素因数の和:255764

約数の個数: 60

約数和(自身を含む): 824518656

約数和(自身を除く): 566729712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 255743, 511486, 767229, 1022972, 1534458, 1790201, 2045944, 2301687, 3068916, 3580402, 4091888, 4603374, 5370603, 6137832, 7160804, 9206748, 10741206, 12275664, 14321608, 16111809, 18413496, 21482412, 28643216, 32223618, 36826992, 42964824, 64447236, 85929648, 128894472, 257788944]

約数ペア:

[(1, 257788944), (2, 128894472), (3, 85929648), (4, 64447236), (6, 42964824), (7, 36826992), (8, 32223618), (9, 28643216), (12, 21482412), (14, 18413496), (16, 16111809), (18, 14321608), (21, 12275664), (24, 10741206), (28, 9206748), (36, 7160804), (42, 6137832), (48, 5370603), (56, 4603374), (63, 4091888), (72, 3580402), (84, 3068916), (112, 2301687), (126, 2045944), (144, 1790201), (168, 1534458), (252, 1022972), (336, 767229), (504, 511486), (1008, 255743)]