128671632

素因数分解:

$2^4\times 3^3\times {\mathrm{149}}^1\times {\mathrm{1999}}^1$

素因数の和:2165

約数の個数: 80

約数和(自身を含む): 372000000

約数和(自身を除く): 243328368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 149, 216, 298, 432, 447, 596, 894, 1192, 1341, 1788, 1999, 2384, 2682, 3576, 3998, 4023, 5364, 5997, 7152, 7996, 8046, 10728, 11994, 15992, 16092, 17991, 21456, 23988, 31984, 32184, 35982, 47976, 53973, 64368, 71964, 95952, 107946, 143928, 215892, 287856, 297851, 431784, 595702, 863568, 893553, 1191404, 1787106, 2382808, 2680659, 3574212, 4765616, 5361318, 7148424, 8041977, 10722636, 14296848, 16083954, 21445272, 32167908, 42890544, 64335816, 128671632]

約数ペア:

[(1, 128671632), (2, 64335816), (3, 42890544), (4, 32167908), (6, 21445272), (8, 16083954), (9, 14296848), (12, 10722636), (16, 8041977), (18, 7148424), (24, 5361318), (27, 4765616), (36, 3574212), (48, 2680659), (54, 2382808), (72, 1787106), (108, 1191404), (144, 893553), (149, 863568), (216, 595702), (298, 431784), (432, 297851), (447, 287856), (596, 215892), (894, 143928), (1192, 107946), (1341, 95952), (1788, 71964), (1999, 64368), (2384, 53973), (2682, 47976), (3576, 35982), (3998, 32184), (4023, 31984), (5364, 23988), (5997, 21456), (7152, 17991), (7996, 16092), (8046, 15992), (10728, 11994)]