220338048

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{81971}}^1$

素因数の和:81995

約数の個数: 64

約数和(自身を含む): 668891520

約数和(自身を除く): 448553472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 81971, 163942, 245913, 327884, 491826, 573797, 655768, 983652, 1147594, 1311536, 1721391, 1967304, 2295188, 2623072, 3442782, 3934608, 4590376, 5246144, 6885564, 7869216, 9180752, 10492288, 13771128, 15738432, 18361504, 27542256, 31476864, 36723008, 55084512, 73446016, 110169024, 220338048]

約数ペア:

[(1, 220338048), (2, 110169024), (3, 73446016), (4, 55084512), (6, 36723008), (7, 31476864), (8, 27542256), (12, 18361504), (14, 15738432), (16, 13771128), (21, 10492288), (24, 9180752), (28, 7869216), (32, 6885564), (42, 5246144), (48, 4590376), (56, 3934608), (64, 3442782), (84, 2623072), (96, 2295188), (112, 1967304), (128, 1721391), (168, 1311536), (192, 1147594), (224, 983652), (336, 655768), (384, 573797), (448, 491826), (672, 327884), (896, 245913), (1344, 163942), (2688, 81971)]