18464536080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{25645189}}^1$

素因数の和:25645208

約数の個数: 60

約数和(自身を含む): 62010069420

約数和(自身を除く): 43545533340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 25645189, 51290378, 76935567, 102580756, 128225945, 153871134, 205161512, 230806701, 256451890, 307742268, 384677835, 410323024, 461613402, 512903780, 615484536, 769355670, 923226804, 1025807560, 1154033505, 1230969072, 1538711340, 1846453608, 2051615120, 2308067010, 3077422680, 3692907216, 4616134020, 6154845360, 9232268040, 18464536080]

約数ペア:

[(1, 18464536080), (2, 9232268040), (3, 6154845360), (4, 4616134020), (5, 3692907216), (6, 3077422680), (8, 2308067010), (9, 2051615120), (10, 1846453608), (12, 1538711340), (15, 1230969072), (16, 1154033505), (18, 1025807560), (20, 923226804), (24, 769355670), (30, 615484536), (36, 512903780), (40, 461613402), (45, 410323024), (48, 384677835), (60, 307742268), (72, 256451890), (80, 230806701), (90, 205161512), (120, 153871134), (144, 128225945), (180, 102580756), (240, 76935567), (360, 51290378), (720, 25645189)]