291439920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1214333}}^1$

素因数の和:1214349

約数の個数: 40

約数和(自身を含む): 903464496

約数和(自身を除く): 612024576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1214333, 2428666, 3642999, 4857332, 6071665, 7285998, 9714664, 12143330, 14571996, 18214995, 19429328, 24286660, 29143992, 36429990, 48573320, 58287984, 72859980, 97146640, 145719960, 291439920]

約数ペア:

[(1, 291439920), (2, 145719960), (3, 97146640), (4, 72859980), (5, 58287984), (6, 48573320), (8, 36429990), (10, 29143992), (12, 24286660), (15, 19429328), (16, 18214995), (20, 14571996), (24, 12143330), (30, 9714664), (40, 7285998), (48, 6071665), (60, 4857332), (80, 3642999), (120, 2428666), (240, 1214333)]