630459064

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{199}}^1\times {\mathrm{1097}}^1$

素因数の和:1340

約数の個数: 48

約数和(自身を含む): 1255014000

約数和(自身を除く): 624554936

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 199, 361, 398, 722, 796, 1097, 1444, 1592, 2194, 2888, 3781, 4388, 7562, 8776, 15124, 20843, 30248, 41686, 71839, 83372, 143678, 166744, 218303, 287356, 396017, 436606, 574712, 792034, 873212, 1584068, 1746424, 3168136, 4147757, 8295514, 16591028, 33182056, 78807383, 157614766, 315229532, 630459064]

約数ペア:

[(1, 630459064), (2, 315229532), (4, 157614766), (8, 78807383), (19, 33182056), (38, 16591028), (76, 8295514), (152, 4147757), (199, 3168136), (361, 1746424), (398, 1584068), (722, 873212), (796, 792034), (1097, 574712), (1444, 436606), (1592, 396017), (2194, 287356), (2888, 218303), (3781, 166744), (4388, 143678), (7562, 83372), (8776, 71839), (15124, 41686), (20843, 30248)]