90208530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43579}}^1$

素因数の和:43615

約数の個数: 48

約数和(自身を含む): 244745280

約数和(自身を除く): 154536750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 43579, 87158, 130737, 217895, 261474, 392211, 435790, 653685, 784422, 1002317, 1307370, 1961055, 2004634, 3006951, 3922110, 5011585, 6013902, 9020853, 10023170, 15034755, 18041706, 30069510, 45104265, 90208530]

約数ペア:

[(1, 90208530), (2, 45104265), (3, 30069510), (5, 18041706), (6, 15034755), (9, 10023170), (10, 9020853), (15, 6013902), (18, 5011585), (23, 3922110), (30, 3006951), (45, 2004634), (46, 1961055), (69, 1307370), (90, 1002317), (115, 784422), (138, 653685), (207, 435790), (230, 392211), (345, 261474), (414, 217895), (690, 130737), (1035, 87158), (2070, 43579)]