189451440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:792

約数の個数: 160

約数和(自身を含む): 658291200

約数和(自身を除く): 468839760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 139, 144, 180, 216, 240, 270, 278, 360, 417, 432, 540, 556, 631, 695, 720, 834, 1080, 1112, 1251, 1262, 1390, 1668, 1893, 2085, 2160, 2224, 2502, 2524, 2780, 3155, 3336, 3753, 3786, 4170, 5004, 5048, 5560, 5679, 6255, 6310, 6672, 7506, 7572, 8340, 9465, 10008, 10096, 11120, 11358, 12510, 12620, 15012, 15144, 16680, 17037, 18765, 18930, 20016, 22716, 25020, 25240, 28395, 30024, 30288, 33360, 34074, 37530, 37860, 45432, 50040, 50480, 56790, 60048, 68148, 75060, 75720, 85185, 87709, 90864, 100080, 113580, 136296, 150120, 151440, 170370, 175418, 227160, 263127, 272592, 300240, 340740, 350836, 438545, 454320, 526254, 681480, 701672, 789381, 877090, 1052508, 1315635, 1362960, 1403344, 1578762, 1754180, 2105016, 2368143, 2631270, 3157524, 3508360, 3946905, 4210032, 4736286, 5262540, 6315048, 7016720, 7893810, 9472572, 10525080, 11840715, 12630096, 15787620, 18945144, 21050160, 23681430, 31575240, 37890288, 47362860, 63150480, 94725720, 189451440]

約数ペア:

[(1, 189451440), (2, 94725720), (3, 63150480), (4, 47362860), (5, 37890288), (6, 31575240), (8, 23681430), (9, 21050160), (10, 18945144), (12, 15787620), (15, 12630096), (16, 11840715), (18, 10525080), (20, 9472572), (24, 7893810), (27, 7016720), (30, 6315048), (36, 5262540), (40, 4736286), (45, 4210032), (48, 3946905), (54, 3508360), (60, 3157524), (72, 2631270), (80, 2368143), (90, 2105016), (108, 1754180), (120, 1578762), (135, 1403344), (139, 1362960), (144, 1315635), (180, 1052508), (216, 877090), (240, 789381), (270, 701672), (278, 681480), (360, 526254), (417, 454320), (432, 438545), (540, 350836), (556, 340740), (631, 300240), (695, 272592), (720, 263127), (834, 227160), (1080, 175418), (1112, 170370), (1251, 151440), (1262, 150120), (1390, 136296), (1668, 113580), (1893, 100080), (2085, 90864), (2160, 87709), (2224, 85185), (2502, 75720), (2524, 75060), (2780, 68148), (3155, 60048), (3336, 56790), (3753, 50480), (3786, 50040), (4170, 45432), (5004, 37860), (5048, 37530), (5560, 34074), (5679, 33360), (6255, 30288), (6310, 30024), (6672, 28395), (7506, 25240), (7572, 25020), (8340, 22716), (9465, 20016), (10008, 18930), (10096, 18765), (11120, 17037), (11358, 16680), (12510, 15144), (12620, 15012)]