240741760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:181

約数の個数: 256

約数和(自身を含む): 727056000

約数和(自身を除く): 486314240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 29, 32, 34, 35, 40, 56, 58, 64, 68, 70, 80, 85, 109, 112, 116, 119, 128, 136, 140, 145, 160, 170, 203, 218, 224, 232, 238, 272, 280, 290, 320, 340, 406, 436, 448, 464, 476, 493, 544, 545, 560, 580, 595, 640, 680, 763, 812, 872, 896, 928, 952, 986, 1015, 1088, 1090, 1120, 1160, 1190, 1360, 1526, 1624, 1744, 1853, 1856, 1904, 1972, 2030, 2176, 2180, 2240, 2320, 2380, 2465, 2720, 3052, 3161, 3248, 3451, 3488, 3706, 3712, 3808, 3815, 3944, 4060, 4360, 4480, 4640, 4760, 4930, 5440, 6104, 6322, 6496, 6902, 6976, 7412, 7616, 7630, 7888, 8120, 8720, 9265, 9280, 9520, 9860, 10880, 12208, 12644, 12971, 12992, 13804, 13952, 14824, 15232, 15260, 15776, 15805, 16240, 17255, 17440, 18530, 18560, 19040, 19720, 22127, 24416, 25288, 25942, 25984, 27608, 29648, 30520, 31552, 31610, 32480, 34510, 34880, 37060, 38080, 39440, 44254, 48832, 50576, 51884, 53737, 55216, 59296, 61040, 63104, 63220, 64855, 64960, 69020, 69760, 74120, 76160, 78880, 88508, 97664, 101152, 103768, 107474, 110432, 110635, 118592, 122080, 126440, 129710, 129920, 138040, 148240, 157760, 177016, 202304, 207536, 214948, 220864, 221270, 237184, 244160, 252880, 259420, 268685, 276080, 296480, 315520, 354032, 376159, 404608, 415072, 429896, 441728, 442540, 488320, 505760, 518840, 537370, 552160, 592960, 708064, 752318, 830144, 859792, 885080, 1011520, 1037680, 1074740, 1104320, 1185920, 1416128, 1504636, 1660288, 1719584, 1770160, 1880795, 2023040, 2075360, 2149480, 2208640, 2832256, 3009272, 3439168, 3540320, 3761590, 4150720, 4298960, 6018544, 6878336, 7080640, 7523180, 8301440, 8597920, 12037088, 14161280, 15046360, 17195840, 24074176, 30092720, 34391680, 48148352, 60185440, 120370880, 240741760]

約数ペア:

[(1, 240741760), (2, 120370880), (4, 60185440), (5, 48148352), (7, 34391680), (8, 30092720), (10, 24074176), (14, 17195840), (16, 15046360), (17, 14161280), (20, 12037088), (28, 8597920), (29, 8301440), (32, 7523180), (34, 7080640), (35, 6878336), (40, 6018544), (56, 4298960), (58, 4150720), (64, 3761590), (68, 3540320), (70, 3439168), (80, 3009272), (85, 2832256), (109, 2208640), (112, 2149480), (116, 2075360), (119, 2023040), (128, 1880795), (136, 1770160), (140, 1719584), (145, 1660288), (160, 1504636), (170, 1416128), (203, 1185920), (218, 1104320), (224, 1074740), (232, 1037680), (238, 1011520), (272, 885080), (280, 859792), (290, 830144), (320, 752318), (340, 708064), (406, 592960), (436, 552160), (448, 537370), (464, 518840), (476, 505760), (493, 488320), (544, 442540), (545, 441728), (560, 429896), (580, 415072), (595, 404608), (640, 376159), (680, 354032), (763, 315520), (812, 296480), (872, 276080), (896, 268685), (928, 259420), (952, 252880), (986, 244160), (1015, 237184), (1088, 221270), (1090, 220864), (1120, 214948), (1160, 207536), (1190, 202304), (1360, 177016), (1526, 157760), (1624, 148240), (1744, 138040), (1853, 129920), (1856, 129710), (1904, 126440), (1972, 122080), (2030, 118592), (2176, 110635), (2180, 110432), (2240, 107474), (2320, 103768), (2380, 101152), (2465, 97664), (2720, 88508), (3052, 78880), (3161, 76160), (3248, 74120), (3451, 69760), (3488, 69020), (3706, 64960), (3712, 64855), (3808, 63220), (3815, 63104), (3944, 61040), (4060, 59296), (4360, 55216), (4480, 53737), (4640, 51884), (4760, 50576), (4930, 48832), (5440, 44254), (6104, 39440), (6322, 38080), (6496, 37060), (6902, 34880), (6976, 34510), (7412, 32480), (7616, 31610), (7630, 31552), (7888, 30520), (8120, 29648), (8720, 27608), (9265, 25984), (9280, 25942), (9520, 25288), (9860, 24416), (10880, 22127), (12208, 19720), (12644, 19040), (12971, 18560), (12992, 18530), (13804, 17440), (13952, 17255), (14824, 16240), (15232, 15805), (15260, 15776)]