79691940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{442733}}^1$

素因数の和:442748

約数の個数: 36

約数和(自身を含む): 241732764

約数和(自身を除く): 162040824

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 442733, 885466, 1328199, 1770932, 2213665, 2656398, 3984597, 4427330, 5312796, 6640995, 7969194, 8854660, 13281990, 15938388, 19922985, 26563980, 39845970, 79691940]

約数ペア:

[(1, 79691940), (2, 39845970), (3, 26563980), (4, 19922985), (5, 15938388), (6, 13281990), (9, 8854660), (10, 7969194), (12, 6640995), (15, 5312796), (18, 4427330), (20, 3984597), (30, 2656398), (36, 2213665), (45, 1770932), (60, 1328199), (90, 885466), (180, 442733)]