221415040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4493}}^1$

素因数の和:4530

約数の個数: 128

約数和(自身を含む): 660078720

約数和(自身を除く): 438663680

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, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1408, 1540, 1760, 2240, 2464, 3080, 3520, 4480, 4493, 4928, 6160, 7040, 8986, 9856, 12320, 17972, 22465, 24640, 31451, 35944, 44930, 49280, 49423, 62902, 71888, 89860, 98846, 125804, 143776, 157255, 179720, 197692, 247115, 251608, 287552, 314510, 345961, 359440, 395384, 494230, 503216, 575104, 629020, 691922, 718880, 790768, 988460, 1006432, 1258040, 1383844, 1437760, 1581536, 1729805, 1976920, 2012864, 2516080, 2767688, 2875520, 3163072, 3459610, 3953840, 4025728, 5032160, 5535376, 6326144, 6919220, 7907680, 10064320, 11070752, 13838440, 15815360, 20128640, 22141504, 27676880, 31630720, 44283008, 55353760, 110707520, 221415040]

約数ペア:

[(1, 221415040), (2, 110707520), (4, 55353760), (5, 44283008), (7, 31630720), (8, 27676880), (10, 22141504), (11, 20128640), (14, 15815360), (16, 13838440), (20, 11070752), (22, 10064320), (28, 7907680), (32, 6919220), (35, 6326144), (40, 5535376), (44, 5032160), (55, 4025728), (56, 3953840), (64, 3459610), (70, 3163072), (77, 2875520), (80, 2767688), (88, 2516080), (110, 2012864), (112, 1976920), (128, 1729805), (140, 1581536), (154, 1437760), (160, 1383844), (176, 1258040), (220, 1006432), (224, 988460), (280, 790768), (308, 718880), (320, 691922), (352, 629020), (385, 575104), (440, 503216), (448, 494230), (560, 395384), (616, 359440), (640, 345961), (704, 314510), (770, 287552), (880, 251608), (896, 247115), (1120, 197692), (1232, 179720), (1408, 157255), (1540, 143776), (1760, 125804), (2240, 98846), (2464, 89860), (3080, 71888), (3520, 62902), (4480, 49423), (4493, 49280), (4928, 44930), (6160, 35944), (7040, 31451), (8986, 24640), (9856, 22465), (12320, 17972)]