28068480

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1$

素因数の和:479

約数の個数: 192

約数和(自身を含む): 105973920

約数和(自身を除く): 77905440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 384, 396, 440, 443, 480, 495, 528, 576, 640, 660, 704, 720, 792, 880, 886, 960, 990, 1056, 1152, 1320, 1329, 1408, 1440, 1584, 1760, 1772, 1920, 1980, 2112, 2215, 2640, 2658, 2880, 3168, 3520, 3544, 3960, 3987, 4224, 4430, 4873, 5280, 5316, 5760, 6336, 6645, 7040, 7088, 7920, 7974, 8860, 9746, 10560, 10632, 12672, 13290, 14176, 14619, 15840, 15948, 17720, 19492, 19935, 21120, 21264, 24365, 26580, 28352, 29238, 31680, 31896, 35440, 38984, 39870, 42528, 43857, 48730, 53160, 56704, 58476, 63360, 63792, 70880, 73095, 77968, 79740, 85056, 87714, 97460, 106320, 116952, 127584, 141760, 146190, 155936, 159480, 170112, 175428, 194920, 212640, 219285, 233904, 255168, 283520, 292380, 311872, 318960, 350856, 389840, 425280, 438570, 467808, 510336, 584760, 623744, 637920, 701712, 779680, 850560, 877140, 935616, 1169520, 1275840, 1403424, 1559360, 1754280, 1871232, 2339040, 2551680, 2806848, 3118720, 3508560, 4678080, 5613696, 7017120, 9356160, 14034240, 28068480]

約数ペア:

[(1, 28068480), (2, 14034240), (3, 9356160), (4, 7017120), (5, 5613696), (6, 4678080), (8, 3508560), (9, 3118720), (10, 2806848), (11, 2551680), (12, 2339040), (15, 1871232), (16, 1754280), (18, 1559360), (20, 1403424), (22, 1275840), (24, 1169520), (30, 935616), (32, 877140), (33, 850560), (36, 779680), (40, 701712), (44, 637920), (45, 623744), (48, 584760), (55, 510336), (60, 467808), (64, 438570), (66, 425280), (72, 389840), (80, 350856), (88, 318960), (90, 311872), (96, 292380), (99, 283520), (110, 255168), (120, 233904), (128, 219285), (132, 212640), (144, 194920), (160, 175428), (165, 170112), (176, 159480), (180, 155936), (192, 146190), (198, 141760), (220, 127584), (240, 116952), (264, 106320), (288, 97460), (320, 87714), (330, 85056), (352, 79740), (360, 77968), (384, 73095), (396, 70880), (440, 63792), (443, 63360), (480, 58476), (495, 56704), (528, 53160), (576, 48730), (640, 43857), (660, 42528), (704, 39870), (720, 38984), (792, 35440), (880, 31896), (886, 31680), (960, 29238), (990, 28352), (1056, 26580), (1152, 24365), (1320, 21264), (1329, 21120), (1408, 19935), (1440, 19492), (1584, 17720), (1760, 15948), (1772, 15840), (1920, 14619), (1980, 14176), (2112, 13290), (2215, 12672), (2640, 10632), (2658, 10560), (2880, 9746), (3168, 8860), (3520, 7974), (3544, 7920), (3960, 7088), (3987, 7040), (4224, 6645), (4430, 6336), (4873, 5760), (5280, 5316)]