81234048

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:714

約数の個数: 128

約数和(自身を含む): 252241920

約数和(自身を除く): 171007872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 56, 64, 84, 94, 96, 112, 128, 141, 168, 188, 192, 224, 282, 329, 336, 376, 384, 448, 564, 643, 658, 672, 752, 896, 987, 1128, 1286, 1316, 1344, 1504, 1929, 1974, 2256, 2572, 2632, 2688, 3008, 3858, 3948, 4501, 4512, 5144, 5264, 6016, 7716, 7896, 9002, 9024, 10288, 10528, 13503, 15432, 15792, 18004, 18048, 20576, 21056, 27006, 30221, 30864, 31584, 36008, 41152, 42112, 54012, 60442, 61728, 63168, 72016, 82304, 90663, 108024, 120884, 123456, 126336, 144032, 181326, 211547, 216048, 241768, 246912, 288064, 362652, 423094, 432096, 483536, 576128, 634641, 725304, 846188, 864192, 967072, 1269282, 1450608, 1692376, 1728384, 1934144, 2538564, 2901216, 3384752, 3868288, 5077128, 5802432, 6769504, 10154256, 11604864, 13539008, 20308512, 27078016, 40617024, 81234048]

約数ペア:

[(1, 81234048), (2, 40617024), (3, 27078016), (4, 20308512), (6, 13539008), (7, 11604864), (8, 10154256), (12, 6769504), (14, 5802432), (16, 5077128), (21, 3868288), (24, 3384752), (28, 2901216), (32, 2538564), (42, 1934144), (47, 1728384), (48, 1692376), (56, 1450608), (64, 1269282), (84, 967072), (94, 864192), (96, 846188), (112, 725304), (128, 634641), (141, 576128), (168, 483536), (188, 432096), (192, 423094), (224, 362652), (282, 288064), (329, 246912), (336, 241768), (376, 216048), (384, 211547), (448, 181326), (564, 144032), (643, 126336), (658, 123456), (672, 120884), (752, 108024), (896, 90663), (987, 82304), (1128, 72016), (1286, 63168), (1316, 61728), (1344, 60442), (1504, 54012), (1929, 42112), (1974, 41152), (2256, 36008), (2572, 31584), (2632, 30864), (2688, 30221), (3008, 27006), (3858, 21056), (3948, 20576), (4501, 18048), (4512, 18004), (5144, 15792), (5264, 15432), (6016, 13503), (7716, 10528), (7896, 10288), (9002, 9024)]