209259120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{431}}^1$

素因数の和:488

約数の個数: 240

約数和(自身を含む): 789378048

約数和(自身を除く): 580118928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 289, 336, 340, 357, 408, 420, 431, 476, 510, 560, 578, 595, 680, 714, 816, 840, 862, 867, 952, 1020, 1156, 1190, 1293, 1360, 1428, 1445, 1680, 1724, 1734, 1785, 1904, 2023, 2040, 2155, 2312, 2380, 2586, 2856, 2890, 3017, 3448, 3468, 3570, 4046, 4080, 4310, 4335, 4624, 4760, 5172, 5712, 5780, 6034, 6069, 6465, 6896, 6936, 7140, 7327, 8092, 8620, 8670, 9051, 9520, 10115, 10344, 11560, 12068, 12138, 12930, 13872, 14280, 14654, 15085, 16184, 17240, 17340, 18102, 20230, 20688, 21981, 23120, 24136, 24276, 25860, 28560, 29308, 30170, 30345, 32368, 34480, 34680, 36204, 36635, 40460, 43962, 45255, 48272, 48552, 51289, 51720, 58616, 60340, 60690, 69360, 72408, 73270, 80920, 87924, 90510, 97104, 102578, 103440, 109905, 117232, 120680, 121380, 124559, 144816, 146540, 153867, 161840, 175848, 181020, 205156, 219810, 241360, 242760, 249118, 256445, 293080, 307734, 351696, 362040, 373677, 410312, 439620, 485520, 498236, 512890, 586160, 615468, 622795, 724080, 747354, 769335, 820624, 871913, 879240, 996472, 1025780, 1230936, 1245590, 1494708, 1538670, 1743826, 1758480, 1868385, 1992944, 2051560, 2461872, 2491180, 2615739, 2989416, 3077340, 3487652, 3736770, 4103120, 4359565, 4982360, 5231478, 5978832, 6154680, 6975304, 7473540, 8719130, 9964720, 10462956, 12309360, 13078695, 13950608, 14947080, 17438260, 20925912, 26157390, 29894160, 34876520, 41851824, 52314780, 69753040, 104629560, 209259120]

約数ペア:

[(1, 209259120), (2, 104629560), (3, 69753040), (4, 52314780), (5, 41851824), (6, 34876520), (7, 29894160), (8, 26157390), (10, 20925912), (12, 17438260), (14, 14947080), (15, 13950608), (16, 13078695), (17, 12309360), (20, 10462956), (21, 9964720), (24, 8719130), (28, 7473540), (30, 6975304), (34, 6154680), (35, 5978832), (40, 5231478), (42, 4982360), (48, 4359565), (51, 4103120), (56, 3736770), (60, 3487652), (68, 3077340), (70, 2989416), (80, 2615739), (84, 2491180), (85, 2461872), (102, 2051560), (105, 1992944), (112, 1868385), (119, 1758480), (120, 1743826), (136, 1538670), (140, 1494708), (168, 1245590), (170, 1230936), (204, 1025780), (210, 996472), (238, 879240), (240, 871913), (255, 820624), (272, 769335), (280, 747354), (289, 724080), (336, 622795), (340, 615468), (357, 586160), (408, 512890), (420, 498236), (431, 485520), (476, 439620), (510, 410312), (560, 373677), (578, 362040), (595, 351696), (680, 307734), (714, 293080), (816, 256445), (840, 249118), (862, 242760), (867, 241360), (952, 219810), (1020, 205156), (1156, 181020), (1190, 175848), (1293, 161840), (1360, 153867), (1428, 146540), (1445, 144816), (1680, 124559), (1724, 121380), (1734, 120680), (1785, 117232), (1904, 109905), (2023, 103440), (2040, 102578), (2155, 97104), (2312, 90510), (2380, 87924), (2586, 80920), (2856, 73270), (2890, 72408), (3017, 69360), (3448, 60690), (3468, 60340), (3570, 58616), (4046, 51720), (4080, 51289), (4310, 48552), (4335, 48272), (4624, 45255), (4760, 43962), (5172, 40460), (5712, 36635), (5780, 36204), (6034, 34680), (6069, 34480), (6465, 32368), (6896, 30345), (6936, 30170), (7140, 29308), (7327, 28560), (8092, 25860), (8620, 24276), (8670, 24136), (9051, 23120), (9520, 21981), (10115, 20688), (10344, 20230), (11560, 18102), (12068, 17340), (12138, 17240), (12930, 16184), (13872, 15085), (14280, 14654)]