80644320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{56003}}^1$

素因数の和:56024

約数の個数: 72

約数和(自身を含む): 275203656

約数和(自身を除く): 194559336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 56003, 112006, 168009, 224012, 280015, 336018, 448024, 504027, 560030, 672036, 840045, 896048, 1008054, 1120060, 1344072, 1680090, 1792096, 2016108, 2240120, 2520135, 2688144, 3360180, 4032216, 4480240, 5040270, 5376288, 6720360, 8064432, 8960480, 10080540, 13440720, 16128864, 20161080, 26881440, 40322160, 80644320]

約数ペア:

[(1, 80644320), (2, 40322160), (3, 26881440), (4, 20161080), (5, 16128864), (6, 13440720), (8, 10080540), (9, 8960480), (10, 8064432), (12, 6720360), (15, 5376288), (16, 5040270), (18, 4480240), (20, 4032216), (24, 3360180), (30, 2688144), (32, 2520135), (36, 2240120), (40, 2016108), (45, 1792096), (48, 1680090), (60, 1344072), (72, 1120060), (80, 1008054), (90, 896048), (96, 840045), (120, 672036), (144, 560030), (160, 504027), (180, 448024), (240, 336018), (288, 280015), (360, 224012), (480, 168009), (720, 112006), (1440, 56003)]