217756680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1814639}}^1$

素因数の和:1814653

約数の個数: 32

約数和(自身を含む): 653270400

約数和(自身を除く): 435513720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1814639, 3629278, 5443917, 7258556, 9073195, 10887834, 14517112, 18146390, 21775668, 27219585, 36292780, 43551336, 54439170, 72585560, 108878340, 217756680]

約数ペア:

[(1, 217756680), (2, 108878340), (3, 72585560), (4, 54439170), (5, 43551336), (6, 36292780), (8, 27219585), (10, 21775668), (12, 18146390), (15, 14517112), (20, 10887834), (24, 9073195), (30, 7258556), (40, 5443917), (60, 3629278), (120, 1814639)]