638454330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{70237}}^1$

素因数の和:70351

約数の個数: 48

約数和(自身を含む): 1676440584

約数和(自身を除く): 1037986254

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 101, 202, 303, 505, 606, 909, 1010, 1515, 1818, 3030, 4545, 9090, 70237, 140474, 210711, 351185, 421422, 632133, 702370, 1053555, 1264266, 2107110, 3160665, 6321330, 7093937, 14187874, 21281811, 35469685, 42563622, 63845433, 70939370, 106409055, 127690866, 212818110, 319227165, 638454330]

約数ペア:

[(1, 638454330), (2, 319227165), (3, 212818110), (5, 127690866), (6, 106409055), (9, 70939370), (10, 63845433), (15, 42563622), (18, 35469685), (30, 21281811), (45, 14187874), (90, 7093937), (101, 6321330), (202, 3160665), (303, 2107110), (505, 1264266), (606, 1053555), (909, 702370), (1010, 632133), (1515, 421422), (1818, 351185), (3030, 210711), (4545, 140474), (9090, 70237)]