247912680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{10487}}^1$

素因数の和:10698

約数の個数: 64

約数和(自身を含む): 747584640

約数和(自身を除く): 499671960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2955, 3940, 4728, 5910, 7880, 10487, 11820, 20974, 23640, 31461, 41948, 52435, 62922, 83896, 104870, 125844, 157305, 209740, 251688, 314610, 419480, 629220, 1258440, 2065939, 4131878, 6197817, 8263756, 10329695, 12395634, 16527512, 20659390, 24791268, 30989085, 41318780, 49582536, 61978170, 82637560, 123956340, 247912680]

約数ペア:

[(1, 247912680), (2, 123956340), (3, 82637560), (4, 61978170), (5, 49582536), (6, 41318780), (8, 30989085), (10, 24791268), (12, 20659390), (15, 16527512), (20, 12395634), (24, 10329695), (30, 8263756), (40, 6197817), (60, 4131878), (120, 2065939), (197, 1258440), (394, 629220), (591, 419480), (788, 314610), (985, 251688), (1182, 209740), (1576, 157305), (1970, 125844), (2364, 104870), (2955, 83896), (3940, 62922), (4728, 52435), (5910, 41948), (7880, 31461), (10487, 23640), (11820, 20974)]