80339940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{446333}}^1$

素因数の和:446348

約数の個数: 36

約数和(自身を含む): 243698364

約数和(自身を除く): 163358424

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 446333, 892666, 1338999, 1785332, 2231665, 2677998, 4016997, 4463330, 5355996, 6694995, 8033994, 8926660, 13389990, 16067988, 20084985, 26779980, 40169970, 80339940]

約数ペア:

[(1, 80339940), (2, 40169970), (3, 26779980), (4, 20084985), (5, 16067988), (6, 13389990), (9, 8926660), (10, 8033994), (12, 6694995), (15, 5355996), (18, 4463330), (20, 4016997), (30, 2677998), (36, 2231665), (45, 1785332), (60, 1338999), (90, 892666), (180, 446333)]