287506080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{199657}}^1$

素因数の和:199678

約数の個数: 72

約数和(自身を含む): 981119412

約数和(自身を除く): 693613332

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, 199657, 399314, 598971, 798628, 998285, 1197942, 1597256, 1796913, 1996570, 2395884, 2994855, 3194512, 3593826, 3993140, 4791768, 5989710, 6389024, 7187652, 7986280, 8984565, 9583536, 11979420, 14375304, 15972560, 17969130, 19167072, 23958840, 28750608, 31945120, 35938260, 47917680, 57501216, 71876520, 95835360, 143753040, 287506080]

約数ペア:

[(1, 287506080), (2, 143753040), (3, 95835360), (4, 71876520), (5, 57501216), (6, 47917680), (8, 35938260), (9, 31945120), (10, 28750608), (12, 23958840), (15, 19167072), (16, 17969130), (18, 15972560), (20, 14375304), (24, 11979420), (30, 9583536), (32, 8984565), (36, 7986280), (40, 7187652), (45, 6389024), (48, 5989710), (60, 4791768), (72, 3993140), (80, 3593826), (90, 3194512), (96, 2994855), (120, 2395884), (144, 1996570), (160, 1796913), (180, 1597256), (240, 1197942), (288, 998285), (360, 798628), (480, 598971), (720, 399314), (1440, 199657)]