2561257440

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{36299}}^1$

素因数の和:36334

約数の個数: 216

約数和(自身を含む): 10167557400

約数和(自身を除く): 7606299960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2940, 3360, 3528, 3920, 4410, 4704, 5040, 5880, 7056, 7840, 8820, 10080, 11760, 14112, 17640, 23520, 35280, 36299, 70560, 72598, 108897, 145196, 181495, 217794, 254093, 290392, 326691, 362990, 435588, 508186, 544485, 580784, 653382, 725980, 762279, 871176, 1016372, 1088970, 1161568, 1270465, 1306764, 1451960, 1524558, 1633455, 1742352, 1778651, 2032744, 2177940, 2286837, 2540930, 2613528, 2903920, 3049116, 3266910, 3484704, 3557302, 3811395, 4065488, 4355880, 4573674, 5081860, 5227056, 5335953, 5807840, 6098232, 6533820, 7114604, 7622790, 8130976, 8711760, 8893255, 9147348, 10163720, 10454112, 10671906, 11434185, 12196464, 13067640, 14229208, 15245580, 16007859, 17423520, 17786510, 18294696, 20327440, 21343812, 22868370, 24392928, 26135280, 26679765, 28458416, 30491160, 32015718, 35573020, 36589392, 40654880, 42687624, 45736740, 52270560, 53359530, 56916832, 60982320, 64031436, 71146040, 73178784, 80039295, 85375248, 91473480, 106719060, 121964640, 128062872, 142292080, 160078590, 170750496, 182946960, 213438120, 256125744, 284584160, 320157180, 365893920, 426876240, 512251488, 640314360, 853752480, 1280628720, 2561257440]

約数ペア:

[(1, 2561257440), (2, 1280628720), (3, 853752480), (4, 640314360), (5, 512251488), (6, 426876240), (7, 365893920), (8, 320157180), (9, 284584160), (10, 256125744), (12, 213438120), (14, 182946960), (15, 170750496), (16, 160078590), (18, 142292080), (20, 128062872), (21, 121964640), (24, 106719060), (28, 91473480), (30, 85375248), (32, 80039295), (35, 73178784), (36, 71146040), (40, 64031436), (42, 60982320), (45, 56916832), (48, 53359530), (49, 52270560), (56, 45736740), (60, 42687624), (63, 40654880), (70, 36589392), (72, 35573020), (80, 32015718), (84, 30491160), (90, 28458416), (96, 26679765), (98, 26135280), (105, 24392928), (112, 22868370), (120, 21343812), (126, 20327440), (140, 18294696), (144, 17786510), (147, 17423520), (160, 16007859), (168, 15245580), (180, 14229208), (196, 13067640), (210, 12196464), (224, 11434185), (240, 10671906), (245, 10454112), (252, 10163720), (280, 9147348), (288, 8893255), (294, 8711760), (315, 8130976), (336, 7622790), (360, 7114604), (392, 6533820), (420, 6098232), (441, 5807840), (480, 5335953), (490, 5227056), (504, 5081860), (560, 4573674), (588, 4355880), (630, 4065488), (672, 3811395), (720, 3557302), (735, 3484704), (784, 3266910), (840, 3049116), (882, 2903920), (980, 2613528), (1008, 2540930), (1120, 2286837), (1176, 2177940), (1260, 2032744), (1440, 1778651), (1470, 1742352), (1568, 1633455), (1680, 1524558), (1764, 1451960), (1960, 1306764), (2016, 1270465), (2205, 1161568), (2352, 1088970), (2520, 1016372), (2940, 871176), (3360, 762279), (3528, 725980), (3920, 653382), (4410, 580784), (4704, 544485), (5040, 508186), (5880, 435588), (7056, 362990), (7840, 326691), (8820, 290392), (10080, 254093), (11760, 217794), (14112, 181495), (17640, 145196), (23520, 108897), (35280, 72598), (36299, 70560)]