178969728

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:642

約数の個数: 128

約数和(自身を含む): 548352000

約数和(自身を除く): 369382272

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, 139, 168, 192, 224, 278, 336, 384, 417, 448, 479, 556, 672, 834, 896, 958, 973, 1112, 1344, 1437, 1668, 1916, 1946, 2224, 2688, 2874, 2919, 3336, 3353, 3832, 3892, 4448, 5748, 5838, 6672, 6706, 7664, 7784, 8896, 10059, 11496, 11676, 13344, 13412, 15328, 15568, 17792, 20118, 22992, 23352, 26688, 26824, 30656, 31136, 40236, 45984, 46704, 53376, 53648, 61312, 62272, 66581, 80472, 91968, 93408, 107296, 124544, 133162, 160944, 183936, 186816, 199743, 214592, 266324, 321888, 373632, 399486, 429184, 466067, 532648, 643776, 798972, 932134, 1065296, 1287552, 1398201, 1597944, 1864268, 2130592, 2796402, 3195888, 3728536, 4261184, 5592804, 6391776, 7457072, 8522368, 11185608, 12783552, 14914144, 22371216, 25567104, 29828288, 44742432, 59656576, 89484864, 178969728]

約数ペア:

[(1, 178969728), (2, 89484864), (3, 59656576), (4, 44742432), (6, 29828288), (7, 25567104), (8, 22371216), (12, 14914144), (14, 12783552), (16, 11185608), (21, 8522368), (24, 7457072), (28, 6391776), (32, 5592804), (42, 4261184), (48, 3728536), (56, 3195888), (64, 2796402), (84, 2130592), (96, 1864268), (112, 1597944), (128, 1398201), (139, 1287552), (168, 1065296), (192, 932134), (224, 798972), (278, 643776), (336, 532648), (384, 466067), (417, 429184), (448, 399486), (479, 373632), (556, 321888), (672, 266324), (834, 214592), (896, 199743), (958, 186816), (973, 183936), (1112, 160944), (1344, 133162), (1437, 124544), (1668, 107296), (1916, 93408), (1946, 91968), (2224, 80472), (2688, 66581), (2874, 62272), (2919, 61312), (3336, 53648), (3353, 53376), (3832, 46704), (3892, 45984), (4448, 40236), (5748, 31136), (5838, 30656), (6672, 26824), (6706, 26688), (7664, 23352), (7784, 22992), (8896, 20118), (10059, 17792), (11496, 15568), (11676, 15328), (13344, 13412)]