55278080

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1$

素因数の和:198

約数の個数: 160

約数和(自身を含む): 156739968

約数和(自身を除く): 101461888

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 151, 160, 176, 208, 220, 256, 260, 286, 302, 320, 352, 416, 440, 512, 520, 572, 604, 640, 704, 715, 755, 832, 880, 1040, 1144, 1208, 1280, 1408, 1430, 1510, 1661, 1664, 1760, 1963, 2080, 2288, 2416, 2560, 2816, 2860, 3020, 3322, 3328, 3520, 3926, 4160, 4576, 4832, 5632, 5720, 6040, 6644, 6656, 7040, 7852, 8305, 8320, 9152, 9664, 9815, 11440, 12080, 13288, 14080, 15704, 16610, 16640, 18304, 19328, 19630, 21593, 22880, 24160, 26576, 28160, 31408, 33220, 33280, 36608, 38656, 39260, 43186, 45760, 48320, 53152, 62816, 66440, 73216, 77312, 78520, 86372, 91520, 96640, 106304, 107965, 125632, 132880, 157040, 172744, 183040, 193280, 212608, 215930, 251264, 265760, 314080, 345488, 366080, 386560, 425216, 431860, 502528, 531520, 628160, 690976, 850432, 863720, 1005056, 1063040, 1256320, 1381952, 1727440, 2126080, 2512640, 2763904, 3454880, 4252160, 5025280, 5527808, 6909760, 11055616, 13819520, 27639040, 55278080]

約数ペア:

[(1, 55278080), (2, 27639040), (4, 13819520), (5, 11055616), (8, 6909760), (10, 5527808), (11, 5025280), (13, 4252160), (16, 3454880), (20, 2763904), (22, 2512640), (26, 2126080), (32, 1727440), (40, 1381952), (44, 1256320), (52, 1063040), (55, 1005056), (64, 863720), (65, 850432), (80, 690976), (88, 628160), (104, 531520), (110, 502528), (128, 431860), (130, 425216), (143, 386560), (151, 366080), (160, 345488), (176, 314080), (208, 265760), (220, 251264), (256, 215930), (260, 212608), (286, 193280), (302, 183040), (320, 172744), (352, 157040), (416, 132880), (440, 125632), (512, 107965), (520, 106304), (572, 96640), (604, 91520), (640, 86372), (704, 78520), (715, 77312), (755, 73216), (832, 66440), (880, 62816), (1040, 53152), (1144, 48320), (1208, 45760), (1280, 43186), (1408, 39260), (1430, 38656), (1510, 36608), (1661, 33280), (1664, 33220), (1760, 31408), (1963, 28160), (2080, 26576), (2288, 24160), (2416, 22880), (2560, 21593), (2816, 19630), (2860, 19328), (3020, 18304), (3322, 16640), (3328, 16610), (3520, 15704), (3926, 14080), (4160, 13288), (4576, 12080), (4832, 11440), (5632, 9815), (5720, 9664), (6040, 9152), (6644, 8320), (6656, 8305), (7040, 7852)]