280903752

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{205339}}^1$

素因数の和:205370

約数の個数: 48

約数和(自身を含む): 800826000

約数和(自身を除く): 519922248

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, 205339, 410678, 616017, 821356, 1232034, 1642712, 1848051, 2464068, 3696102, 3901441, 4928136, 7392204, 7802882, 11704323, 14784408, 15605764, 23408646, 31211528, 35112969, 46817292, 70225938, 93634584, 140451876, 280903752]

約数ペア:

[(1, 280903752), (2, 140451876), (3, 93634584), (4, 70225938), (6, 46817292), (8, 35112969), (9, 31211528), (12, 23408646), (18, 15605764), (19, 14784408), (24, 11704323), (36, 7802882), (38, 7392204), (57, 4928136), (72, 3901441), (76, 3696102), (114, 2464068), (152, 1848051), (171, 1642712), (228, 1232034), (342, 821356), (456, 616017), (684, 410678), (1368, 205339)]