251269920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:608

約数の個数: 288

約数和(自身を含む): 969433920

約数和(自身を除く): 718164000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 29, 30, 32, 33, 36, 40, 44, 45, 48, 55, 58, 60, 66, 72, 80, 87, 88, 90, 96, 99, 110, 116, 120, 132, 144, 145, 160, 165, 174, 176, 180, 198, 220, 232, 240, 261, 264, 288, 290, 319, 330, 348, 352, 360, 396, 435, 440, 464, 480, 495, 522, 528, 547, 580, 638, 660, 696, 720, 792, 870, 880, 928, 957, 990, 1044, 1056, 1094, 1160, 1276, 1305, 1320, 1392, 1440, 1584, 1595, 1641, 1740, 1760, 1914, 1980, 2088, 2188, 2320, 2552, 2610, 2640, 2735, 2784, 2871, 3168, 3190, 3282, 3480, 3828, 3960, 4176, 4376, 4640, 4785, 4923, 5104, 5220, 5280, 5470, 5742, 6017, 6380, 6564, 6960, 7656, 7920, 8205, 8352, 8752, 9570, 9846, 10208, 10440, 10940, 11484, 12034, 12760, 13128, 13920, 14355, 15312, 15840, 15863, 16410, 17504, 18051, 19140, 19692, 20880, 21880, 22968, 24068, 24615, 25520, 26256, 28710, 30085, 30624, 31726, 32820, 36102, 38280, 39384, 41760, 43760, 45936, 47589, 48136, 49230, 51040, 52512, 54153, 57420, 60170, 63452, 65640, 72204, 76560, 78768, 79315, 87520, 90255, 91872, 95178, 96272, 98460, 108306, 114840, 120340, 126904, 131280, 142767, 144408, 153120, 157536, 158630, 174493, 180510, 190356, 192544, 196920, 216612, 229680, 237945, 240680, 253808, 262560, 270765, 285534, 288816, 317260, 348986, 361020, 380712, 393840, 433224, 459360, 475890, 481360, 507616, 523479, 541530, 571068, 577632, 634520, 697972, 713835, 722040, 761424, 787680, 866448, 872465, 951780, 962720, 1046958, 1083060, 1142136, 1269040, 1395944, 1427670, 1444080, 1522848, 1570437, 1732896, 1744930, 1903560, 2093916, 2166120, 2284272, 2538080, 2617395, 2791888, 2855340, 2888160, 3140874, 3489860, 3807120, 4187832, 4332240, 4568544, 5234790, 5583776, 5710680, 6281748, 6979720, 7614240, 7852185, 8375664, 8664480, 10469580, 11421360, 12563496, 13959440, 15704370, 16751328, 20939160, 22842720, 25126992, 27918880, 31408740, 41878320, 50253984, 62817480, 83756640, 125634960, 251269920]

約数ペア:

[(1, 251269920), (2, 125634960), (3, 83756640), (4, 62817480), (5, 50253984), (6, 41878320), (8, 31408740), (9, 27918880), (10, 25126992), (11, 22842720), (12, 20939160), (15, 16751328), (16, 15704370), (18, 13959440), (20, 12563496), (22, 11421360), (24, 10469580), (29, 8664480), (30, 8375664), (32, 7852185), (33, 7614240), (36, 6979720), (40, 6281748), (44, 5710680), (45, 5583776), (48, 5234790), (55, 4568544), (58, 4332240), (60, 4187832), (66, 3807120), (72, 3489860), (80, 3140874), (87, 2888160), (88, 2855340), (90, 2791888), (96, 2617395), (99, 2538080), (110, 2284272), (116, 2166120), (120, 2093916), (132, 1903560), (144, 1744930), (145, 1732896), (160, 1570437), (165, 1522848), (174, 1444080), (176, 1427670), (180, 1395944), (198, 1269040), (220, 1142136), (232, 1083060), (240, 1046958), (261, 962720), (264, 951780), (288, 872465), (290, 866448), (319, 787680), (330, 761424), (348, 722040), (352, 713835), (360, 697972), (396, 634520), (435, 577632), (440, 571068), (464, 541530), (480, 523479), (495, 507616), (522, 481360), (528, 475890), (547, 459360), (580, 433224), (638, 393840), (660, 380712), (696, 361020), (720, 348986), (792, 317260), (870, 288816), (880, 285534), (928, 270765), (957, 262560), (990, 253808), (1044, 240680), (1056, 237945), (1094, 229680), (1160, 216612), (1276, 196920), (1305, 192544), (1320, 190356), (1392, 180510), (1440, 174493), (1584, 158630), (1595, 157536), (1641, 153120), (1740, 144408), (1760, 142767), (1914, 131280), (1980, 126904), (2088, 120340), (2188, 114840), (2320, 108306), (2552, 98460), (2610, 96272), (2640, 95178), (2735, 91872), (2784, 90255), (2871, 87520), (3168, 79315), (3190, 78768), (3282, 76560), (3480, 72204), (3828, 65640), (3960, 63452), (4176, 60170), (4376, 57420), (4640, 54153), (4785, 52512), (4923, 51040), (5104, 49230), (5220, 48136), (5280, 47589), (5470, 45936), (5742, 43760), (6017, 41760), (6380, 39384), (6564, 38280), (6960, 36102), (7656, 32820), (7920, 31726), (8205, 30624), (8352, 30085), (8752, 28710), (9570, 26256), (9846, 25520), (10208, 24615), (10440, 24068), (10940, 22968), (11484, 21880), (12034, 20880), (12760, 19692), (13128, 19140), (13920, 18051), (14355, 17504), (15312, 16410), (15840, 15863)]