55390720

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1$

素因数の和:322

約数の個数: 160

約数和(自身を含む): 166167936

約数和(自身を除く): 110777216

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 281, 308, 320, 352, 385, 440, 448, 512, 560, 562, 616, 640, 704, 770, 880, 896, 1120, 1124, 1232, 1280, 1405, 1408, 1540, 1760, 1792, 1967, 2240, 2248, 2464, 2560, 2810, 2816, 3080, 3091, 3520, 3584, 3934, 4480, 4496, 4928, 5620, 5632, 6160, 6182, 7040, 7868, 8960, 8992, 9835, 9856, 11240, 12320, 12364, 14080, 15455, 15736, 17920, 17984, 19670, 19712, 21637, 22480, 24640, 24728, 28160, 30910, 31472, 35968, 39340, 39424, 43274, 44960, 49280, 49456, 61820, 62944, 71936, 78680, 86548, 89920, 98560, 98912, 108185, 123640, 125888, 143872, 157360, 173096, 179840, 197120, 197824, 216370, 247280, 251776, 314720, 346192, 359680, 395648, 432740, 494560, 503552, 629440, 692384, 719360, 791296, 865480, 989120, 1007104, 1258880, 1384768, 1582592, 1730960, 1978240, 2517760, 2769536, 3461920, 3956480, 5035520, 5539072, 6923840, 7912960, 11078144, 13847680, 27695360, 55390720]

約数ペア:

[(1, 55390720), (2, 27695360), (4, 13847680), (5, 11078144), (7, 7912960), (8, 6923840), (10, 5539072), (11, 5035520), (14, 3956480), (16, 3461920), (20, 2769536), (22, 2517760), (28, 1978240), (32, 1730960), (35, 1582592), (40, 1384768), (44, 1258880), (55, 1007104), (56, 989120), (64, 865480), (70, 791296), (77, 719360), (80, 692384), (88, 629440), (110, 503552), (112, 494560), (128, 432740), (140, 395648), (154, 359680), (160, 346192), (176, 314720), (220, 251776), (224, 247280), (256, 216370), (280, 197824), (281, 197120), (308, 179840), (320, 173096), (352, 157360), (385, 143872), (440, 125888), (448, 123640), (512, 108185), (560, 98912), (562, 98560), (616, 89920), (640, 86548), (704, 78680), (770, 71936), (880, 62944), (896, 61820), (1120, 49456), (1124, 49280), (1232, 44960), (1280, 43274), (1405, 39424), (1408, 39340), (1540, 35968), (1760, 31472), (1792, 30910), (1967, 28160), (2240, 24728), (2248, 24640), (2464, 22480), (2560, 21637), (2810, 19712), (2816, 19670), (3080, 17984), (3091, 17920), (3520, 15736), (3584, 15455), (3934, 14080), (4480, 12364), (4496, 12320), (4928, 11240), (5620, 9856), (5632, 9835), (6160, 8992), (6182, 8960), (7040, 7868)]