15121440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{10501}}^1$

素因数の和:10522

約数の個数: 72

約数和(自身を含む): 51606828

約数和(自身を除く): 36485388

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, 10501, 21002, 31503, 42004, 52505, 63006, 84008, 94509, 105010, 126012, 157515, 168016, 189018, 210020, 252024, 315030, 336032, 378036, 420040, 472545, 504048, 630060, 756072, 840080, 945090, 1008096, 1260120, 1512144, 1680160, 1890180, 2520240, 3024288, 3780360, 5040480, 7560720, 15121440]

約数ペア:

[(1, 15121440), (2, 7560720), (3, 5040480), (4, 3780360), (5, 3024288), (6, 2520240), (8, 1890180), (9, 1680160), (10, 1512144), (12, 1260120), (15, 1008096), (16, 945090), (18, 840080), (20, 756072), (24, 630060), (30, 504048), (32, 472545), (36, 420040), (40, 378036), (45, 336032), (48, 315030), (60, 252024), (72, 210020), (80, 189018), (90, 168016), (96, 157515), (120, 126012), (144, 105010), (160, 94509), (180, 84008), (240, 63006), (288, 52505), (360, 42004), (480, 31503), (720, 21002), (1440, 10501)]