261134720

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{757}}^1$

素因数の和:801

約数の個数: 192

約数和(自身を含む): 793262160

約数和(自身を除く): 532127440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 320, 352, 385, 392, 440, 448, 490, 539, 560, 616, 640, 704, 757, 770, 784, 880, 896, 980, 1078, 1120, 1232, 1408, 1514, 1540, 1568, 1760, 1960, 2156, 2240, 2464, 2695, 3028, 3080, 3136, 3520, 3785, 3920, 4312, 4480, 4928, 5299, 5390, 6056, 6160, 6272, 7040, 7570, 7840, 8327, 8624, 9856, 10598, 10780, 12112, 12320, 15140, 15680, 16654, 17248, 21196, 21560, 24224, 24640, 26495, 30280, 31360, 33308, 34496, 37093, 41635, 42392, 43120, 48448, 49280, 52990, 58289, 60560, 66616, 68992, 74186, 83270, 84784, 86240, 96896, 105980, 116578, 121120, 133232, 148372, 166540, 169568, 172480, 185465, 211960, 233156, 242240, 266464, 291445, 296744, 333080, 339136, 344960, 370930, 408023, 423920, 466312, 484480, 532928, 582890, 593488, 666160, 678272, 741860, 816046, 847840, 932624, 1065856, 1165780, 1186976, 1332320, 1483720, 1632092, 1695680, 1865248, 2040115, 2331560, 2373952, 2664640, 2967440, 3264184, 3391360, 3730496, 4080230, 4663120, 4747904, 5329280, 5934880, 6528368, 7460992, 8160460, 9326240, 11869760, 13056736, 16320920, 18652480, 23739520, 26113472, 32641840, 37304960, 52226944, 65283680, 130567360, 261134720]

約数ペア:

[(1, 261134720), (2, 130567360), (4, 65283680), (5, 52226944), (7, 37304960), (8, 32641840), (10, 26113472), (11, 23739520), (14, 18652480), (16, 16320920), (20, 13056736), (22, 11869760), (28, 9326240), (32, 8160460), (35, 7460992), (40, 6528368), (44, 5934880), (49, 5329280), (55, 4747904), (56, 4663120), (64, 4080230), (70, 3730496), (77, 3391360), (80, 3264184), (88, 2967440), (98, 2664640), (110, 2373952), (112, 2331560), (128, 2040115), (140, 1865248), (154, 1695680), (160, 1632092), (176, 1483720), (196, 1332320), (220, 1186976), (224, 1165780), (245, 1065856), (280, 932624), (308, 847840), (320, 816046), (352, 741860), (385, 678272), (392, 666160), (440, 593488), (448, 582890), (490, 532928), (539, 484480), (560, 466312), (616, 423920), (640, 408023), (704, 370930), (757, 344960), (770, 339136), (784, 333080), (880, 296744), (896, 291445), (980, 266464), (1078, 242240), (1120, 233156), (1232, 211960), (1408, 185465), (1514, 172480), (1540, 169568), (1568, 166540), (1760, 148372), (1960, 133232), (2156, 121120), (2240, 116578), (2464, 105980), (2695, 96896), (3028, 86240), (3080, 84784), (3136, 83270), (3520, 74186), (3785, 68992), (3920, 66616), (4312, 60560), (4480, 58289), (4928, 52990), (5299, 49280), (5390, 48448), (6056, 43120), (6160, 42392), (6272, 41635), (7040, 37093), (7570, 34496), (7840, 33308), (8327, 31360), (8624, 30280), (9856, 26495), (10598, 24640), (10780, 24224), (12112, 21560), (12320, 21196), (15140, 17248), (15680, 16654)]