276541440

素因数分解:

$2^{12}\times 3^1\times 5^1\times 7^1\times {\mathrm{643}}^1$

素因数の和:682

約数の個数: 208

約数和(自身を含む): 1012800768

約数和(自身を除く): 736259328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 643, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1286, 1344, 1536, 1680, 1792, 1920, 1929, 2048, 2240, 2560, 2572, 2688, 3072, 3215, 3360, 3584, 3840, 3858, 4096, 4480, 4501, 5120, 5144, 5376, 6144, 6430, 6720, 7168, 7680, 7716, 8960, 9002, 9645, 10240, 10288, 10752, 12288, 12860, 13440, 13503, 14336, 15360, 15432, 17920, 18004, 19290, 20480, 20576, 21504, 22505, 25720, 26880, 27006, 28672, 30720, 30864, 35840, 36008, 38580, 41152, 43008, 45010, 51440, 53760, 54012, 61440, 61728, 67515, 71680, 72016, 77160, 82304, 86016, 90020, 102880, 107520, 108024, 123456, 135030, 143360, 144032, 154320, 164608, 180040, 205760, 215040, 216048, 246912, 270060, 288064, 308640, 329216, 360080, 411520, 430080, 432096, 493824, 540120, 576128, 617280, 658432, 720160, 823040, 864192, 987648, 1080240, 1152256, 1234560, 1316864, 1440320, 1646080, 1728384, 1975296, 2160480, 2304512, 2469120, 2633728, 2880640, 3292160, 3456768, 3950592, 4320960, 4609024, 4938240, 5761280, 6584320, 6913536, 7901184, 8641920, 9218048, 9876480, 11522560, 13168640, 13827072, 17283840, 18436096, 19752960, 23045120, 27654144, 34567680, 39505920, 46090240, 55308288, 69135360, 92180480, 138270720, 276541440]

約数ペア:

[(1, 276541440), (2, 138270720), (3, 92180480), (4, 69135360), (5, 55308288), (6, 46090240), (7, 39505920), (8, 34567680), (10, 27654144), (12, 23045120), (14, 19752960), (15, 18436096), (16, 17283840), (20, 13827072), (21, 13168640), (24, 11522560), (28, 9876480), (30, 9218048), (32, 8641920), (35, 7901184), (40, 6913536), (42, 6584320), (48, 5761280), (56, 4938240), (60, 4609024), (64, 4320960), (70, 3950592), (80, 3456768), (84, 3292160), (96, 2880640), (105, 2633728), (112, 2469120), (120, 2304512), (128, 2160480), (140, 1975296), (160, 1728384), (168, 1646080), (192, 1440320), (210, 1316864), (224, 1234560), (240, 1152256), (256, 1080240), (280, 987648), (320, 864192), (336, 823040), (384, 720160), (420, 658432), (448, 617280), (480, 576128), (512, 540120), (560, 493824), (640, 432096), (643, 430080), (672, 411520), (768, 360080), (840, 329216), (896, 308640), (960, 288064), (1024, 270060), (1120, 246912), (1280, 216048), (1286, 215040), (1344, 205760), (1536, 180040), (1680, 164608), (1792, 154320), (1920, 144032), (1929, 143360), (2048, 135030), (2240, 123456), (2560, 108024), (2572, 107520), (2688, 102880), (3072, 90020), (3215, 86016), (3360, 82304), (3584, 77160), (3840, 72016), (3858, 71680), (4096, 67515), (4480, 61728), (4501, 61440), (5120, 54012), (5144, 53760), (5376, 51440), (6144, 45010), (6430, 43008), (6720, 41152), (7168, 38580), (7680, 36008), (7716, 35840), (8960, 30864), (9002, 30720), (9645, 28672), (10240, 27006), (10288, 26880), (10752, 25720), (12288, 22505), (12860, 21504), (13440, 20576), (13503, 20480), (14336, 19290), (15360, 18004), (15432, 17920)]