231209440

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{383}}^1$

素因数の和:430

約数の個数: 192

約数和(自身を含む): 696729600

約数和(自身を除く): 465520160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 343, 352, 383, 385, 392, 440, 490, 539, 560, 616, 686, 766, 770, 784, 880, 980, 1078, 1120, 1232, 1372, 1532, 1540, 1568, 1715, 1760, 1915, 1960, 2156, 2464, 2681, 2695, 2744, 3064, 3080, 3430, 3773, 3830, 3920, 4213, 4312, 5362, 5390, 5488, 6128, 6160, 6860, 7546, 7660, 7840, 8426, 8624, 10724, 10780, 10976, 12256, 12320, 13405, 13720, 15092, 15320, 16852, 17248, 18767, 18865, 21065, 21448, 21560, 26810, 27440, 29491, 30184, 30640, 33704, 37534, 37730, 42130, 42896, 43120, 53620, 54880, 58982, 60368, 61280, 67408, 75068, 75460, 84260, 85792, 86240, 93835, 107240, 117964, 120736, 131369, 134816, 147455, 150136, 150920, 168520, 187670, 206437, 214480, 235928, 262738, 294910, 300272, 301840, 337040, 375340, 412874, 428960, 471856, 525476, 589820, 600544, 603680, 656845, 674080, 750680, 825748, 943712, 1032185, 1050952, 1179640, 1313690, 1445059, 1501360, 1651496, 2064370, 2101904, 2359280, 2627380, 2890118, 3002720, 3302992, 4128740, 4203808, 4718560, 5254760, 5780236, 6605984, 7225295, 8257480, 10509520, 11560472, 14450590, 16514960, 21019040, 23120944, 28901180, 33029920, 46241888, 57802360, 115604720, 231209440]

約数ペア:

[(1, 231209440), (2, 115604720), (4, 57802360), (5, 46241888), (7, 33029920), (8, 28901180), (10, 23120944), (11, 21019040), (14, 16514960), (16, 14450590), (20, 11560472), (22, 10509520), (28, 8257480), (32, 7225295), (35, 6605984), (40, 5780236), (44, 5254760), (49, 4718560), (55, 4203808), (56, 4128740), (70, 3302992), (77, 3002720), (80, 2890118), (88, 2627380), (98, 2359280), (110, 2101904), (112, 2064370), (140, 1651496), (154, 1501360), (160, 1445059), (176, 1313690), (196, 1179640), (220, 1050952), (224, 1032185), (245, 943712), (280, 825748), (308, 750680), (343, 674080), (352, 656845), (383, 603680), (385, 600544), (392, 589820), (440, 525476), (490, 471856), (539, 428960), (560, 412874), (616, 375340), (686, 337040), (766, 301840), (770, 300272), (784, 294910), (880, 262738), (980, 235928), (1078, 214480), (1120, 206437), (1232, 187670), (1372, 168520), (1532, 150920), (1540, 150136), (1568, 147455), (1715, 134816), (1760, 131369), (1915, 120736), (1960, 117964), (2156, 107240), (2464, 93835), (2681, 86240), (2695, 85792), (2744, 84260), (3064, 75460), (3080, 75068), (3430, 67408), (3773, 61280), (3830, 60368), (3920, 58982), (4213, 54880), (4312, 53620), (5362, 43120), (5390, 42896), (5488, 42130), (6128, 37730), (6160, 37534), (6860, 33704), (7546, 30640), (7660, 30184), (7840, 29491), (8426, 27440), (8624, 26810), (10724, 21560), (10780, 21448), (10976, 21065), (12256, 18865), (12320, 18767), (13405, 17248), (13720, 16852), (15092, 15320)]