647953920

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{28123}}^1$

素因数の和:28152

約数の個数: 120

約数和(自身を含む): 2244126456

約数和(自身を除く): 1596172536

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, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 23040, 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, 3599744, 4049712, 4499680, 5062140, 5399616, 6749520, 7199488, 8099424, 8999360, 10124280, 10799232, 13499040, 14398976, 16198848, 17998720, 20248560, 21598464, 26998080, 32397696, 35997440, 40497120, 43196928, 53996160, 64795392, 71994880, 80994240, 107992320, 129590784, 161988480, 215984640, 323976960, 647953920]

約数ペア:

[(1, 647953920), (2, 323976960), (3, 215984640), (4, 161988480), (5, 129590784), (6, 107992320), (8, 80994240), (9, 71994880), (10, 64795392), (12, 53996160), (15, 43196928), (16, 40497120), (18, 35997440), (20, 32397696), (24, 26998080), (30, 21598464), (32, 20248560), (36, 17998720), (40, 16198848), (45, 14398976), (48, 13499040), (60, 10799232), (64, 10124280), (72, 8999360), (80, 8099424), (90, 7199488), (96, 6749520), (120, 5399616), (128, 5062140), (144, 4499680), (160, 4049712), (180, 3599744), (192, 3374760), (240, 2699808), (256, 2531070), (288, 2249840), (320, 2024856), (360, 1799872), (384, 1687380), (480, 1349904), (512, 1265535), (576, 1124920), (640, 1012428), (720, 899936), (768, 843690), (960, 674952), (1152, 562460), (1280, 506214), (1440, 449968), (1536, 421845), (1920, 337476), (2304, 281230), (2560, 253107), (2880, 224984), (3840, 168738), (4608, 140615), (5760, 112492), (7680, 84369), (11520, 56246), (23040, 28123)]