2156545440

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{213943}}^1$

素因数の和:213971

約数の個数: 144

約数和(自身を含む): 8410566528

約数和(自身を除く): 6254021088

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, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 213943, 427886, 641829, 855772, 1069715, 1283658, 1497601, 1711544, 1925487, 2139430, 2567316, 2995202, 3209145, 3423088, 3850974, 4278860, 4492803, 5134632, 5990404, 6418290, 6846176, 7488005, 7701948, 8557720, 8985606, 9627435, 10269264, 11980808, 12836580, 13478409, 14976010, 15403896, 17115440, 17971212, 19254870, 20538528, 22464015, 23961616, 25673160, 26956818, 29952020, 30807792, 34230880, 35942424, 38509740, 44928030, 47923232, 51346320, 53913636, 59904040, 61615584, 67392045, 71884848, 77019480, 89856060, 102692640, 107827272, 119808080, 134784090, 143769696, 154038960, 179712120, 215654544, 239616160, 269568180, 308077920, 359424240, 431309088, 539136360, 718848480, 1078272720, 2156545440]

約数ペア:

[(1, 2156545440), (2, 1078272720), (3, 718848480), (4, 539136360), (5, 431309088), (6, 359424240), (7, 308077920), (8, 269568180), (9, 239616160), (10, 215654544), (12, 179712120), (14, 154038960), (15, 143769696), (16, 134784090), (18, 119808080), (20, 107827272), (21, 102692640), (24, 89856060), (28, 77019480), (30, 71884848), (32, 67392045), (35, 61615584), (36, 59904040), (40, 53913636), (42, 51346320), (45, 47923232), (48, 44928030), (56, 38509740), (60, 35942424), (63, 34230880), (70, 30807792), (72, 29952020), (80, 26956818), (84, 25673160), (90, 23961616), (96, 22464015), (105, 20538528), (112, 19254870), (120, 17971212), (126, 17115440), (140, 15403896), (144, 14976010), (160, 13478409), (168, 12836580), (180, 11980808), (210, 10269264), (224, 9627435), (240, 8985606), (252, 8557720), (280, 7701948), (288, 7488005), (315, 6846176), (336, 6418290), (360, 5990404), (420, 5134632), (480, 4492803), (504, 4278860), (560, 3850974), (630, 3423088), (672, 3209145), (720, 2995202), (840, 2567316), (1008, 2139430), (1120, 1925487), (1260, 1711544), (1440, 1497601), (1680, 1283658), (2016, 1069715), (2520, 855772), (3360, 641829), (5040, 427886), (10080, 213943)]