123490728

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{90271}}^1$

素因数の和:90302

約数の個数: 48

約数和(自身を含む): 352060800

約数和(自身を除く): 228570072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 90271, 180542, 270813, 361084, 541626, 722168, 812439, 1083252, 1624878, 1715149, 2166504, 3249756, 3430298, 5145447, 6499512, 6860596, 10290894, 13721192, 15436341, 20581788, 30872682, 41163576, 61745364, 123490728]

約数ペア:

[(1, 123490728), (2, 61745364), (3, 41163576), (4, 30872682), (6, 20581788), (8, 15436341), (9, 13721192), (12, 10290894), (18, 6860596), (19, 6499512), (24, 5145447), (36, 3430298), (38, 3249756), (57, 2166504), (72, 1715149), (76, 1624878), (114, 1083252), (152, 812439), (171, 722168), (228, 541626), (342, 361084), (456, 270813), (684, 180542), (1368, 90271)]