280641312

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1301}}^1$

素因数の和:1431

約数の個数: 144

約数和(自身を含む): 921316032

約数和(自身を除く): 640674720

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 107, 112, 126, 144, 168, 214, 224, 252, 288, 321, 336, 428, 504, 642, 672, 749, 856, 963, 1008, 1284, 1301, 1498, 1712, 1926, 2016, 2247, 2568, 2602, 2996, 3424, 3852, 3903, 4494, 5136, 5204, 5992, 6741, 7704, 7806, 8988, 9107, 10272, 10408, 11709, 11984, 13482, 15408, 15612, 17976, 18214, 20816, 23418, 23968, 26964, 27321, 30816, 31224, 35952, 36428, 41632, 46836, 53928, 54642, 62448, 71904, 72856, 81963, 93672, 107856, 109284, 124896, 139207, 145712, 163926, 187344, 215712, 218568, 278414, 291424, 327852, 374688, 417621, 437136, 556828, 655704, 835242, 874272, 974449, 1113656, 1252863, 1311408, 1670484, 1948898, 2227312, 2505726, 2622816, 2923347, 3340968, 3897796, 4454624, 5011452, 5846694, 6681936, 7795592, 8770041, 10022904, 11693388, 13363872, 15591184, 17540082, 20045808, 23386776, 31182368, 35080164, 40091616, 46773552, 70160328, 93547104, 140320656, 280641312]

約数ペア:

[(1, 280641312), (2, 140320656), (3, 93547104), (4, 70160328), (6, 46773552), (7, 40091616), (8, 35080164), (9, 31182368), (12, 23386776), (14, 20045808), (16, 17540082), (18, 15591184), (21, 13363872), (24, 11693388), (28, 10022904), (32, 8770041), (36, 7795592), (42, 6681936), (48, 5846694), (56, 5011452), (63, 4454624), (72, 3897796), (84, 3340968), (96, 2923347), (107, 2622816), (112, 2505726), (126, 2227312), (144, 1948898), (168, 1670484), (214, 1311408), (224, 1252863), (252, 1113656), (288, 974449), (321, 874272), (336, 835242), (428, 655704), (504, 556828), (642, 437136), (672, 417621), (749, 374688), (856, 327852), (963, 291424), (1008, 278414), (1284, 218568), (1301, 215712), (1498, 187344), (1712, 163926), (1926, 145712), (2016, 139207), (2247, 124896), (2568, 109284), (2602, 107856), (2996, 93672), (3424, 81963), (3852, 72856), (3903, 71904), (4494, 62448), (5136, 54642), (5204, 53928), (5992, 46836), (6741, 41632), (7704, 36428), (7806, 35952), (8988, 31224), (9107, 30816), (10272, 27321), (10408, 26964), (11709, 23968), (11984, 23418), (13482, 20816), (15408, 18214), (15612, 17976)]