209197920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:893

約数の個数: 192

約数和(自身を含む): 721115136

約数和(自身を除く): 511917216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 32, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 96, 102, 120, 124, 136, 155, 160, 170, 186, 204, 240, 248, 255, 272, 310, 340, 372, 408, 465, 480, 496, 510, 527, 544, 620, 680, 744, 816, 827, 930, 992, 1020, 1054, 1240, 1360, 1488, 1581, 1632, 1654, 1860, 2040, 2108, 2480, 2481, 2635, 2720, 2976, 3162, 3308, 3720, 4080, 4135, 4216, 4960, 4962, 5270, 6324, 6616, 7440, 7905, 8160, 8270, 8432, 9924, 10540, 12405, 12648, 13232, 14059, 14880, 15810, 16540, 16864, 19848, 21080, 24810, 25296, 25637, 26464, 28118, 31620, 33080, 39696, 42160, 42177, 49620, 50592, 51274, 56236, 63240, 66160, 70295, 76911, 79392, 84320, 84354, 99240, 102548, 112472, 126480, 128185, 132320, 140590, 153822, 168708, 198480, 205096, 210885, 224944, 252960, 256370, 281180, 307644, 337416, 384555, 396960, 410192, 421770, 435829, 449888, 512740, 562360, 615288, 674832, 769110, 820384, 843540, 871658, 1025480, 1124720, 1230576, 1307487, 1349664, 1538220, 1687080, 1743316, 2050960, 2179145, 2249440, 2461152, 2614974, 3076440, 3374160, 3486632, 4101920, 4358290, 5229948, 6152880, 6537435, 6748320, 6973264, 8716580, 10459896, 12305760, 13074870, 13946528, 17433160, 20919792, 26149740, 34866320, 41839584, 52299480, 69732640, 104598960, 209197920]

約数ペア:

[(1, 209197920), (2, 104598960), (3, 69732640), (4, 52299480), (5, 41839584), (6, 34866320), (8, 26149740), (10, 20919792), (12, 17433160), (15, 13946528), (16, 13074870), (17, 12305760), (20, 10459896), (24, 8716580), (30, 6973264), (31, 6748320), (32, 6537435), (34, 6152880), (40, 5229948), (48, 4358290), (51, 4101920), (60, 3486632), (62, 3374160), (68, 3076440), (80, 2614974), (85, 2461152), (93, 2249440), (96, 2179145), (102, 2050960), (120, 1743316), (124, 1687080), (136, 1538220), (155, 1349664), (160, 1307487), (170, 1230576), (186, 1124720), (204, 1025480), (240, 871658), (248, 843540), (255, 820384), (272, 769110), (310, 674832), (340, 615288), (372, 562360), (408, 512740), (465, 449888), (480, 435829), (496, 421770), (510, 410192), (527, 396960), (544, 384555), (620, 337416), (680, 307644), (744, 281180), (816, 256370), (827, 252960), (930, 224944), (992, 210885), (1020, 205096), (1054, 198480), (1240, 168708), (1360, 153822), (1488, 140590), (1581, 132320), (1632, 128185), (1654, 126480), (1860, 112472), (2040, 102548), (2108, 99240), (2480, 84354), (2481, 84320), (2635, 79392), (2720, 76911), (2976, 70295), (3162, 66160), (3308, 63240), (3720, 56236), (4080, 51274), (4135, 50592), (4216, 49620), (4960, 42177), (4962, 42160), (5270, 39696), (6324, 33080), (6616, 31620), (7440, 28118), (7905, 26464), (8160, 25637), (8270, 25296), (8432, 24810), (9924, 21080), (10540, 19848), (12405, 16864), (12648, 16540), (13232, 15810), (14059, 14880)]