159414920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2861}}^1$

素因数の和:3078

約数の個数: 64

約数和(自身を含む): 412128000

約数和(自身を除く): 252713080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 199, 280, 398, 796, 995, 1393, 1592, 1990, 2786, 2861, 3980, 5572, 5722, 6965, 7960, 11144, 11444, 13930, 14305, 20027, 22888, 27860, 28610, 40054, 55720, 57220, 80108, 100135, 114440, 160216, 200270, 400540, 569339, 801080, 1138678, 2277356, 2846695, 3985373, 4554712, 5693390, 7970746, 11386780, 15941492, 19926865, 22773560, 31882984, 39853730, 79707460, 159414920]

約数ペア:

[(1, 159414920), (2, 79707460), (4, 39853730), (5, 31882984), (7, 22773560), (8, 19926865), (10, 15941492), (14, 11386780), (20, 7970746), (28, 5693390), (35, 4554712), (40, 3985373), (56, 2846695), (70, 2277356), (140, 1138678), (199, 801080), (280, 569339), (398, 400540), (796, 200270), (995, 160216), (1393, 114440), (1592, 100135), (1990, 80108), (2786, 57220), (2861, 55720), (3980, 40054), (5572, 28610), (5722, 27860), (6965, 22888), (7960, 20027), (11144, 14305), (11444, 13930)]