8991528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 29030400

約数和(自身を除く): 20038872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 23, 24, 26, 28, 39, 42, 46, 52, 56, 69, 78, 84, 91, 92, 104, 138, 156, 161, 168, 179, 182, 184, 273, 276, 299, 312, 322, 358, 364, 483, 537, 546, 552, 598, 644, 716, 728, 897, 966, 1074, 1092, 1196, 1253, 1288, 1432, 1794, 1932, 2093, 2148, 2184, 2327, 2392, 2506, 3588, 3759, 3864, 4117, 4186, 4296, 4654, 5012, 6279, 6981, 7176, 7518, 8234, 8372, 9308, 10024, 12351, 12558, 13962, 15036, 16289, 16468, 16744, 18616, 24702, 25116, 27924, 28819, 30072, 32578, 32936, 48867, 49404, 50232, 53521, 55848, 57638, 65156, 86457, 97734, 98808, 107042, 115276, 130312, 160563, 172914, 195468, 214084, 230552, 321126, 345828, 374647, 390936, 428168, 642252, 691656, 749294, 1123941, 1284504, 1498588, 2247882, 2997176, 4495764, 8991528]

約数ペア:

[(1, 8991528), (2, 4495764), (3, 2997176), (4, 2247882), (6, 1498588), (7, 1284504), (8, 1123941), (12, 749294), (13, 691656), (14, 642252), (21, 428168), (23, 390936), (24, 374647), (26, 345828), (28, 321126), (39, 230552), (42, 214084), (46, 195468), (52, 172914), (56, 160563), (69, 130312), (78, 115276), (84, 107042), (91, 98808), (92, 97734), (104, 86457), (138, 65156), (156, 57638), (161, 55848), (168, 53521), (179, 50232), (182, 49404), (184, 48867), (273, 32936), (276, 32578), (299, 30072), (312, 28819), (322, 27924), (358, 25116), (364, 24702), (483, 18616), (537, 16744), (546, 16468), (552, 16289), (598, 15036), (644, 13962), (716, 12558), (728, 12351), (897, 10024), (966, 9308), (1074, 8372), (1092, 8234), (1196, 7518), (1253, 7176), (1288, 6981), (1432, 6279), (1794, 5012), (1932, 4654), (2093, 4296), (2148, 4186), (2184, 4117), (2327, 3864), (2392, 3759), (2506, 3588)]