80994240

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{28123}}^1$

素因数の和:28146

約数の個数: 84

約数和(自身を含む): 278596344

約数和(自身を除く): 197602104

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, 28123, 56246, 84369, 112492, 140615, 168738, 224984, 253107, 281230, 337476, 421845, 449968, 506214, 562460, 674952, 843690, 899936, 1012428, 1124920, 1265535, 1349904, 1687380, 1799872, 2024856, 2249840, 2531070, 2699808, 3374760, 4049712, 4499680, 5062140, 5399616, 6749520, 8099424, 8999360, 10124280, 13499040, 16198848, 20248560, 26998080, 40497120, 80994240]

約数ペア:

[(1, 80994240), (2, 40497120), (3, 26998080), (4, 20248560), (5, 16198848), (6, 13499040), (8, 10124280), (9, 8999360), (10, 8099424), (12, 6749520), (15, 5399616), (16, 5062140), (18, 4499680), (20, 4049712), (24, 3374760), (30, 2699808), (32, 2531070), (36, 2249840), (40, 2024856), (45, 1799872), (48, 1687380), (60, 1349904), (64, 1265535), (72, 1124920), (80, 1012428), (90, 899936), (96, 843690), (120, 674952), (144, 562460), (160, 506214), (180, 449968), (192, 421845), (240, 337476), (288, 281230), (320, 253107), (360, 224984), (480, 168738), (576, 140615), (720, 112492), (960, 84369), (1440, 56246), (2880, 28123)]