310345980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{738919}}^1$

素因数の和:738938

約数の個数: 48

約数和(自身を含む): 993108480

約数和(自身を除く): 682762500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 738919, 1477838, 2216757, 2955676, 3694595, 4433514, 5172433, 7389190, 8867028, 10344866, 11083785, 14778380, 15517299, 20689732, 22167570, 25862165, 31034598, 44335140, 51724330, 62069196, 77586495, 103448660, 155172990, 310345980]

約数ペア:

[(1, 310345980), (2, 155172990), (3, 103448660), (4, 77586495), (5, 62069196), (6, 51724330), (7, 44335140), (10, 31034598), (12, 25862165), (14, 22167570), (15, 20689732), (20, 15517299), (21, 14778380), (28, 11083785), (30, 10344866), (35, 8867028), (42, 7389190), (60, 5172433), (70, 4433514), (84, 3694595), (105, 2955676), (140, 2216757), (210, 1477838), (420, 738919)]