280528080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4513}}^1$

素因数の和:4573

約数の個数: 160

約数和(自身を含む): 1020958464

約数和(自身を除く): 740430384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 105, 111, 112, 120, 140, 148, 168, 185, 210, 222, 240, 259, 280, 296, 336, 370, 420, 444, 518, 555, 560, 592, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 1680, 1776, 2072, 2220, 2590, 2960, 3108, 3885, 4144, 4440, 4513, 5180, 6216, 7770, 8880, 9026, 10360, 12432, 13539, 15540, 18052, 20720, 22565, 27078, 31080, 31591, 36104, 45130, 54156, 62160, 63182, 67695, 72208, 90260, 94773, 108312, 126364, 135390, 157955, 166981, 180520, 189546, 216624, 252728, 270780, 315910, 333962, 361040, 379092, 473865, 500943, 505456, 541560, 631820, 667924, 758184, 834905, 947730, 1001886, 1083120, 1168867, 1263640, 1335848, 1516368, 1669810, 1895460, 2003772, 2337734, 2504715, 2527280, 2671696, 3339620, 3506601, 3790920, 4007544, 4675468, 5009430, 5844335, 6679240, 7013202, 7581840, 8015088, 9350936, 10018860, 11688670, 13358480, 14026404, 17533005, 18701872, 20037720, 23377340, 28052808, 35066010, 40075440, 46754680, 56105616, 70132020, 93509360, 140264040, 280528080]

約数ペア:

[(1, 280528080), (2, 140264040), (3, 93509360), (4, 70132020), (5, 56105616), (6, 46754680), (7, 40075440), (8, 35066010), (10, 28052808), (12, 23377340), (14, 20037720), (15, 18701872), (16, 17533005), (20, 14026404), (21, 13358480), (24, 11688670), (28, 10018860), (30, 9350936), (35, 8015088), (37, 7581840), (40, 7013202), (42, 6679240), (48, 5844335), (56, 5009430), (60, 4675468), (70, 4007544), (74, 3790920), (80, 3506601), (84, 3339620), (105, 2671696), (111, 2527280), (112, 2504715), (120, 2337734), (140, 2003772), (148, 1895460), (168, 1669810), (185, 1516368), (210, 1335848), (222, 1263640), (240, 1168867), (259, 1083120), (280, 1001886), (296, 947730), (336, 834905), (370, 758184), (420, 667924), (444, 631820), (518, 541560), (555, 505456), (560, 500943), (592, 473865), (740, 379092), (777, 361040), (840, 333962), (888, 315910), (1036, 270780), (1110, 252728), (1295, 216624), (1480, 189546), (1554, 180520), (1680, 166981), (1776, 157955), (2072, 135390), (2220, 126364), (2590, 108312), (2960, 94773), (3108, 90260), (3885, 72208), (4144, 67695), (4440, 63182), (4513, 62160), (5180, 54156), (6216, 45130), (7770, 36104), (8880, 31591), (9026, 31080), (10360, 27078), (12432, 22565), (13539, 20720), (15540, 18052)]