80855040

素因数分解:

$2^{14}\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1$

素因数の和:90

約数の個数: 240

約数和(自身を含む): 301980672

約数和(自身を除く): 221125632

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, 47, 48, 56, 60, 64, 70, 80, 84, 94, 96, 105, 112, 120, 128, 140, 141, 160, 168, 188, 192, 210, 224, 235, 240, 256, 280, 282, 320, 329, 336, 376, 384, 420, 448, 470, 480, 512, 560, 564, 640, 658, 672, 705, 752, 768, 840, 896, 940, 960, 987, 1024, 1120, 1128, 1280, 1316, 1344, 1410, 1504, 1536, 1645, 1680, 1792, 1880, 1920, 1974, 2048, 2240, 2256, 2560, 2632, 2688, 2820, 3008, 3072, 3290, 3360, 3584, 3760, 3840, 3948, 4096, 4480, 4512, 4935, 5120, 5264, 5376, 5640, 6016, 6144, 6580, 6720, 7168, 7520, 7680, 7896, 8192, 8960, 9024, 9870, 10240, 10528, 10752, 11280, 12032, 12288, 13160, 13440, 14336, 15040, 15360, 15792, 16384, 17920, 18048, 19740, 20480, 21056, 21504, 22560, 24064, 24576, 26320, 26880, 28672, 30080, 30720, 31584, 35840, 36096, 39480, 40960, 42112, 43008, 45120, 48128, 49152, 52640, 53760, 57344, 60160, 61440, 63168, 71680, 72192, 78960, 81920, 84224, 86016, 90240, 96256, 105280, 107520, 114688, 120320, 122880, 126336, 143360, 144384, 157920, 168448, 172032, 180480, 192512, 210560, 215040, 240640, 245760, 252672, 286720, 288768, 315840, 336896, 344064, 360960, 385024, 421120, 430080, 481280, 505344, 573440, 577536, 631680, 673792, 721920, 770048, 842240, 860160, 962560, 1010688, 1155072, 1263360, 1347584, 1443840, 1684480, 1720320, 1925120, 2021376, 2310144, 2526720, 2695168, 2887680, 3368960, 3850240, 4042752, 5053440, 5390336, 5775360, 6737920, 8085504, 10106880, 11550720, 13475840, 16171008, 20213760, 26951680, 40427520, 80855040]

約数ペア:

[(1, 80855040), (2, 40427520), (3, 26951680), (4, 20213760), (5, 16171008), (6, 13475840), (7, 11550720), (8, 10106880), (10, 8085504), (12, 6737920), (14, 5775360), (15, 5390336), (16, 5053440), (20, 4042752), (21, 3850240), (24, 3368960), (28, 2887680), (30, 2695168), (32, 2526720), (35, 2310144), (40, 2021376), (42, 1925120), (47, 1720320), (48, 1684480), (56, 1443840), (60, 1347584), (64, 1263360), (70, 1155072), (80, 1010688), (84, 962560), (94, 860160), (96, 842240), (105, 770048), (112, 721920), (120, 673792), (128, 631680), (140, 577536), (141, 573440), (160, 505344), (168, 481280), (188, 430080), (192, 421120), (210, 385024), (224, 360960), (235, 344064), (240, 336896), (256, 315840), (280, 288768), (282, 286720), (320, 252672), (329, 245760), (336, 240640), (376, 215040), (384, 210560), (420, 192512), (448, 180480), (470, 172032), (480, 168448), (512, 157920), (560, 144384), (564, 143360), (640, 126336), (658, 122880), (672, 120320), (705, 114688), (752, 107520), (768, 105280), (840, 96256), (896, 90240), (940, 86016), (960, 84224), (987, 81920), (1024, 78960), (1120, 72192), (1128, 71680), (1280, 63168), (1316, 61440), (1344, 60160), (1410, 57344), (1504, 53760), (1536, 52640), (1645, 49152), (1680, 48128), (1792, 45120), (1880, 43008), (1920, 42112), (1974, 40960), (2048, 39480), (2240, 36096), (2256, 35840), (2560, 31584), (2632, 30720), (2688, 30080), (2820, 28672), (3008, 26880), (3072, 26320), (3290, 24576), (3360, 24064), (3584, 22560), (3760, 21504), (3840, 21056), (3948, 20480), (4096, 19740), (4480, 18048), (4512, 17920), (4935, 16384), (5120, 15792), (5264, 15360), (5376, 15040), (5640, 14336), (6016, 13440), (6144, 13160), (6580, 12288), (6720, 12032), (7168, 11280), (7520, 10752), (7680, 10528), (7896, 10240), (8192, 9870), (8960, 9024)]