490905990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{65717}}^1$

素因数の和:65813

約数の個数: 48

約数和(自身を含む): 1291753008

約数和(自身を除く): 800847018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 83, 90, 166, 249, 415, 498, 747, 830, 1245, 1494, 2490, 3735, 7470, 65717, 131434, 197151, 328585, 394302, 591453, 657170, 985755, 1182906, 1971510, 2957265, 5454511, 5914530, 10909022, 16363533, 27272555, 32727066, 49090599, 54545110, 81817665, 98181198, 163635330, 245452995, 490905990]

約数ペア:

[(1, 490905990), (2, 245452995), (3, 163635330), (5, 98181198), (6, 81817665), (9, 54545110), (10, 49090599), (15, 32727066), (18, 27272555), (30, 16363533), (45, 10909022), (83, 5914530), (90, 5454511), (166, 2957265), (249, 1971510), (415, 1182906), (498, 985755), (747, 657170), (830, 591453), (1245, 394302), (1494, 328585), (2490, 197151), (3735, 131434), (7470, 65717)]