216761940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{401411}}^1$

素因数の和:401429

約数の個数: 48

約数和(自身を含む): 674372160

約数和(自身を除く): 457610220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 401411, 802822, 1204233, 1605644, 2007055, 2408466, 3612699, 4014110, 4816932, 6021165, 7225398, 8028220, 10838097, 12042330, 14450796, 18063495, 21676194, 24084660, 36126990, 43352388, 54190485, 72253980, 108380970, 216761940]

約数ペア:

[(1, 216761940), (2, 108380970), (3, 72253980), (4, 54190485), (5, 43352388), (6, 36126990), (9, 24084660), (10, 21676194), (12, 18063495), (15, 14450796), (18, 12042330), (20, 10838097), (27, 8028220), (30, 7225398), (36, 6021165), (45, 4816932), (54, 4014110), (60, 3612699), (90, 2408466), (108, 2007055), (135, 1605644), (180, 1204233), (270, 802822), (540, 401411)]