80010720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{18521}}^1$

素因数の和:18545

約数の個数: 96

約数和(自身を含む): 280052640

約数和(自身を除く): 200041920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 18521, 37042, 55563, 74084, 92605, 111126, 148168, 166689, 185210, 222252, 277815, 296336, 333378, 370420, 444504, 500067, 555630, 592672, 666756, 740840, 833445, 889008, 1000134, 1111260, 1333512, 1481680, 1666890, 1778016, 2000268, 2222520, 2500335, 2667024, 2963360, 3333780, 4000536, 4445040, 5000670, 5334048, 6667560, 8001072, 8890080, 10001340, 13335120, 16002144, 20002680, 26670240, 40005360, 80010720]

約数ペア:

[(1, 80010720), (2, 40005360), (3, 26670240), (4, 20002680), (5, 16002144), (6, 13335120), (8, 10001340), (9, 8890080), (10, 8001072), (12, 6667560), (15, 5334048), (16, 5000670), (18, 4445040), (20, 4000536), (24, 3333780), (27, 2963360), (30, 2667024), (32, 2500335), (36, 2222520), (40, 2000268), (45, 1778016), (48, 1666890), (54, 1481680), (60, 1333512), (72, 1111260), (80, 1000134), (90, 889008), (96, 833445), (108, 740840), (120, 666756), (135, 592672), (144, 555630), (160, 500067), (180, 444504), (216, 370420), (240, 333378), (270, 296336), (288, 277815), (360, 222252), (432, 185210), (480, 166689), (540, 148168), (720, 111126), (864, 92605), (1080, 74084), (1440, 55563), (2160, 37042), (4320, 18521)]