168772740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{5399}}^1$

素因数の和:5932

約数の個数: 48

約数和(自身を含む): 473558400

約数和(自身を除く): 304785660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 521, 1042, 1563, 2084, 2605, 3126, 5210, 5399, 6252, 7815, 10420, 10798, 15630, 16197, 21596, 26995, 31260, 32394, 53990, 64788, 80985, 107980, 161970, 323940, 2812879, 5625758, 8438637, 11251516, 14064395, 16877274, 28128790, 33754548, 42193185, 56257580, 84386370, 168772740]

約数ペア:

[(1, 168772740), (2, 84386370), (3, 56257580), (4, 42193185), (5, 33754548), (6, 28128790), (10, 16877274), (12, 14064395), (15, 11251516), (20, 8438637), (30, 5625758), (60, 2812879), (521, 323940), (1042, 161970), (1563, 107980), (2084, 80985), (2605, 64788), (3126, 53990), (5210, 32394), (5399, 31260), (6252, 26995), (7815, 21596), (10420, 16197), (10798, 15630)]