207721620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{11897}}^1$

素因数の和:12009

約数の個数: 72

約数和(自身を含む): 636638184

約数和(自身を除く): 428916564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4365, 5820, 8730, 11897, 17460, 23794, 35691, 47588, 59485, 71382, 107073, 118970, 142764, 178455, 214146, 237940, 356910, 428292, 535365, 713820, 1070730, 1154009, 2141460, 2308018, 3462027, 4616036, 5770045, 6924054, 10386081, 11540090, 13848108, 17310135, 20772162, 23080180, 34620270, 41544324, 51930405, 69240540, 103860810, 207721620]

約数ペア:

[(1, 207721620), (2, 103860810), (3, 69240540), (4, 51930405), (5, 41544324), (6, 34620270), (9, 23080180), (10, 20772162), (12, 17310135), (15, 13848108), (18, 11540090), (20, 10386081), (30, 6924054), (36, 5770045), (45, 4616036), (60, 3462027), (90, 2308018), (97, 2141460), (180, 1154009), (194, 1070730), (291, 713820), (388, 535365), (485, 428292), (582, 356910), (873, 237940), (970, 214146), (1164, 178455), (1455, 142764), (1746, 118970), (1940, 107073), (2910, 71382), (3492, 59485), (4365, 47588), (5820, 35691), (8730, 23794), (11897, 17460)]