18901440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{6563}}^1$

素因数の和:6586

約数の個数: 84

約数和(自身を含む): 65022984

約数和(自身を除く): 46121544

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, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 6563, 13126, 19689, 26252, 32815, 39378, 52504, 59067, 65630, 78756, 98445, 105008, 118134, 131260, 157512, 196890, 210016, 236268, 262520, 295335, 315024, 393780, 420032, 472536, 525040, 590670, 630048, 787560, 945072, 1050080, 1181340, 1260096, 1575120, 1890144, 2100160, 2362680, 3150240, 3780288, 4725360, 6300480, 9450720, 18901440]

約数ペア:

[(1, 18901440), (2, 9450720), (3, 6300480), (4, 4725360), (5, 3780288), (6, 3150240), (8, 2362680), (9, 2100160), (10, 1890144), (12, 1575120), (15, 1260096), (16, 1181340), (18, 1050080), (20, 945072), (24, 787560), (30, 630048), (32, 590670), (36, 525040), (40, 472536), (45, 420032), (48, 393780), (60, 315024), (64, 295335), (72, 262520), (80, 236268), (90, 210016), (96, 196890), (120, 157512), (144, 131260), (160, 118134), (180, 105008), (192, 98445), (240, 78756), (288, 65630), (320, 59067), (360, 52504), (480, 39378), (576, 32815), (720, 26252), (960, 19689), (1440, 13126), (2880, 6563)]