221494860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{3299}}^1$

素因数の和:3687

約数の個数: 72

約数和(自身を含む): 673873200

約数和(自身を除く): 452378340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 373, 746, 1119, 1492, 1865, 2238, 3299, 3357, 3730, 4476, 5595, 6598, 6714, 7460, 9897, 11190, 13196, 13428, 16495, 16785, 19794, 22380, 29691, 32990, 33570, 39588, 49485, 59382, 65980, 67140, 98970, 118764, 148455, 197940, 296910, 593820, 1230527, 2461054, 3691581, 4922108, 6152635, 7383162, 11074743, 12305270, 14766324, 18457905, 22149486, 24610540, 36915810, 44298972, 55373715, 73831620, 110747430, 221494860]

約数ペア:

[(1, 221494860), (2, 110747430), (3, 73831620), (4, 55373715), (5, 44298972), (6, 36915810), (9, 24610540), (10, 22149486), (12, 18457905), (15, 14766324), (18, 12305270), (20, 11074743), (30, 7383162), (36, 6152635), (45, 4922108), (60, 3691581), (90, 2461054), (180, 1230527), (373, 593820), (746, 296910), (1119, 197940), (1492, 148455), (1865, 118764), (2238, 98970), (3299, 67140), (3357, 65980), (3730, 59382), (4476, 49485), (5595, 39588), (6598, 33570), (6714, 32990), (7460, 29691), (9897, 22380), (11190, 19794), (13196, 16785), (13428, 16495)]