213257580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{9137}}^1$

素因数の和:9538

約数の個数: 48

約数和(自身を含む): 598721760

約数和(自身を除く): 385464180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 778, 1167, 1556, 1945, 2334, 3890, 4668, 5835, 7780, 9137, 11670, 18274, 23340, 27411, 36548, 45685, 54822, 91370, 109644, 137055, 182740, 274110, 548220, 3554293, 7108586, 10662879, 14217172, 17771465, 21325758, 35542930, 42651516, 53314395, 71085860, 106628790, 213257580]

約数ペア:

[(1, 213257580), (2, 106628790), (3, 71085860), (4, 53314395), (5, 42651516), (6, 35542930), (10, 21325758), (12, 17771465), (15, 14217172), (20, 10662879), (30, 7108586), (60, 3554293), (389, 548220), (778, 274110), (1167, 182740), (1556, 137055), (1945, 109644), (2334, 91370), (3890, 54822), (4668, 45685), (5835, 36548), (7780, 27411), (9137, 23340), (11670, 18274)]