291269440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11821}}^1$

素因数の和:11856

約数の個数: 112

約数和(自身を含む): 864802944

約数和(自身を除く): 573533504

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1760, 2240, 2464, 3080, 3520, 4928, 6160, 11821, 12320, 23642, 24640, 47284, 59105, 82747, 94568, 118210, 130031, 165494, 189136, 236420, 260062, 330988, 378272, 413735, 472840, 520124, 650155, 661976, 756544, 827470, 910217, 945680, 1040248, 1300310, 1323952, 1654940, 1820434, 1891360, 2080496, 2600620, 2647904, 3309880, 3640868, 3782720, 4160992, 4551085, 5201240, 5295808, 6619760, 7281736, 8321984, 9102170, 10402480, 13239520, 14563472, 18204340, 20804960, 26479040, 29126944, 36408680, 41609920, 58253888, 72817360, 145634720, 291269440]

約数ペア:

[(1, 291269440), (2, 145634720), (4, 72817360), (5, 58253888), (7, 41609920), (8, 36408680), (10, 29126944), (11, 26479040), (14, 20804960), (16, 18204340), (20, 14563472), (22, 13239520), (28, 10402480), (32, 9102170), (35, 8321984), (40, 7281736), (44, 6619760), (55, 5295808), (56, 5201240), (64, 4551085), (70, 4160992), (77, 3782720), (80, 3640868), (88, 3309880), (110, 2647904), (112, 2600620), (140, 2080496), (154, 1891360), (160, 1820434), (176, 1654940), (220, 1323952), (224, 1300310), (280, 1040248), (308, 945680), (320, 910217), (352, 827470), (385, 756544), (440, 661976), (448, 650155), (560, 520124), (616, 472840), (704, 413735), (770, 378272), (880, 330988), (1120, 260062), (1232, 236420), (1540, 189136), (1760, 165494), (2240, 130031), (2464, 118210), (3080, 94568), (3520, 82747), (4928, 59105), (6160, 47284), (11821, 24640), (12320, 23642)]