22126720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:486

約数の個数: 128

約数和(自身を含む): 66096000

約数和(自身を除く): 43969280

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, 128, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 449, 560, 616, 640, 704, 770, 880, 896, 898, 1120, 1232, 1408, 1540, 1760, 1796, 2240, 2245, 2464, 3080, 3143, 3520, 3592, 4480, 4490, 4928, 4939, 6160, 6286, 7040, 7184, 8980, 9856, 9878, 12320, 12572, 14368, 15715, 17960, 19756, 24640, 24695, 25144, 28736, 31430, 34573, 35920, 39512, 49280, 49390, 50288, 57472, 62860, 69146, 71840, 79024, 98780, 100576, 125720, 138292, 143680, 158048, 172865, 197560, 201152, 251440, 276584, 287360, 316096, 345730, 395120, 402304, 502880, 553168, 632192, 691460, 790240, 1005760, 1106336, 1382920, 1580480, 2011520, 2212672, 2765840, 3160960, 4425344, 5531680, 11063360, 22126720]

約数ペア:

[(1, 22126720), (2, 11063360), (4, 5531680), (5, 4425344), (7, 3160960), (8, 2765840), (10, 2212672), (11, 2011520), (14, 1580480), (16, 1382920), (20, 1106336), (22, 1005760), (28, 790240), (32, 691460), (35, 632192), (40, 553168), (44, 502880), (55, 402304), (56, 395120), (64, 345730), (70, 316096), (77, 287360), (80, 276584), (88, 251440), (110, 201152), (112, 197560), (128, 172865), (140, 158048), (154, 143680), (160, 138292), (176, 125720), (220, 100576), (224, 98780), (280, 79024), (308, 71840), (320, 69146), (352, 62860), (385, 57472), (440, 50288), (448, 49390), (449, 49280), (560, 39512), (616, 35920), (640, 34573), (704, 31430), (770, 28736), (880, 25144), (896, 24695), (898, 24640), (1120, 19756), (1232, 17960), (1408, 15715), (1540, 14368), (1760, 12572), (1796, 12320), (2240, 9878), (2245, 9856), (2464, 8980), (3080, 7184), (3143, 7040), (3520, 6286), (3592, 6160), (4480, 4939), (4490, 4928)]