231511728

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4957}}^1$

素因数の和:5114

約数の個数: 80

約数和(自身を含む): 688567040

約数和(自身を除く): 457055312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 139, 168, 278, 336, 417, 556, 834, 973, 1112, 1668, 1946, 2224, 2919, 3336, 3892, 4957, 5838, 6672, 7784, 9914, 11676, 14871, 15568, 19828, 23352, 29742, 34699, 39656, 46704, 59484, 69398, 79312, 104097, 118968, 138796, 208194, 237936, 277592, 416388, 555184, 689023, 832776, 1378046, 1665552, 2067069, 2756092, 4134138, 4823161, 5512184, 8268276, 9646322, 11024368, 14469483, 16536552, 19292644, 28938966, 33073104, 38585288, 57877932, 77170576, 115755864, 231511728]

約数ペア:

[(1, 231511728), (2, 115755864), (3, 77170576), (4, 57877932), (6, 38585288), (7, 33073104), (8, 28938966), (12, 19292644), (14, 16536552), (16, 14469483), (21, 11024368), (24, 9646322), (28, 8268276), (42, 5512184), (48, 4823161), (56, 4134138), (84, 2756092), (112, 2067069), (139, 1665552), (168, 1378046), (278, 832776), (336, 689023), (417, 555184), (556, 416388), (834, 277592), (973, 237936), (1112, 208194), (1668, 138796), (1946, 118968), (2224, 104097), (2919, 79312), (3336, 69398), (3892, 59484), (4957, 46704), (5838, 39656), (6672, 34699), (7784, 29742), (9914, 23352), (11676, 19828), (14871, 15568)]