16880640

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1$

素因数の和:192

約数の個数: 176

約数和(自身を含む): 62097792

約数和(自身を除く): 45217152

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, 157, 160, 168, 192, 210, 224, 240, 256, 280, 314, 320, 336, 384, 420, 448, 471, 480, 512, 560, 628, 640, 672, 768, 785, 840, 896, 942, 960, 1024, 1099, 1120, 1256, 1280, 1344, 1536, 1570, 1680, 1792, 1884, 1920, 2198, 2240, 2355, 2512, 2560, 2688, 3072, 3140, 3297, 3360, 3584, 3768, 3840, 4396, 4480, 4710, 5024, 5120, 5376, 5495, 6280, 6594, 6720, 7168, 7536, 7680, 8792, 8960, 9420, 10048, 10752, 10990, 12560, 13188, 13440, 15072, 15360, 16485, 17584, 17920, 18840, 20096, 21504, 21980, 25120, 26376, 26880, 30144, 32970, 35168, 35840, 37680, 40192, 43960, 50240, 52752, 53760, 60288, 65940, 70336, 75360, 80384, 87920, 100480, 105504, 107520, 120576, 131880, 140672, 150720, 160768, 175840, 200960, 211008, 241152, 263760, 281344, 301440, 351680, 401920, 422016, 482304, 527520, 562688, 602880, 703360, 803840, 844032, 1055040, 1125376, 1205760, 1406720, 1688064, 2110080, 2411520, 2813440, 3376128, 4220160, 5626880, 8440320, 16880640]

約数ペア:

[(1, 16880640), (2, 8440320), (3, 5626880), (4, 4220160), (5, 3376128), (6, 2813440), (7, 2411520), (8, 2110080), (10, 1688064), (12, 1406720), (14, 1205760), (15, 1125376), (16, 1055040), (20, 844032), (21, 803840), (24, 703360), (28, 602880), (30, 562688), (32, 527520), (35, 482304), (40, 422016), (42, 401920), (48, 351680), (56, 301440), (60, 281344), (64, 263760), (70, 241152), (80, 211008), (84, 200960), (96, 175840), (105, 160768), (112, 150720), (120, 140672), (128, 131880), (140, 120576), (157, 107520), (160, 105504), (168, 100480), (192, 87920), (210, 80384), (224, 75360), (240, 70336), (256, 65940), (280, 60288), (314, 53760), (320, 52752), (336, 50240), (384, 43960), (420, 40192), (448, 37680), (471, 35840), (480, 35168), (512, 32970), (560, 30144), (628, 26880), (640, 26376), (672, 25120), (768, 21980), (785, 21504), (840, 20096), (896, 18840), (942, 17920), (960, 17584), (1024, 16485), (1099, 15360), (1120, 15072), (1256, 13440), (1280, 13188), (1344, 12560), (1536, 10990), (1570, 10752), (1680, 10048), (1792, 9420), (1884, 8960), (1920, 8792), (2198, 7680), (2240, 7536), (2355, 7168), (2512, 6720), (2560, 6594), (2688, 6280), (3072, 5495), (3140, 5376), (3297, 5120), (3360, 5024), (3584, 4710), (3768, 4480), (3840, 4396)]