245441640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2045347}}^1$

素因数の和:2045361

約数の個数: 32

約数和(自身を含む): 736325280

約数和(自身を除く): 490883640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2045347, 4090694, 6136041, 8181388, 10226735, 12272082, 16362776, 20453470, 24544164, 30680205, 40906940, 49088328, 61360410, 81813880, 122720820, 245441640]

約数ペア:

[(1, 245441640), (2, 122720820), (3, 81813880), (4, 61360410), (5, 49088328), (6, 40906940), (8, 30680205), (10, 24544164), (12, 20453470), (15, 16362776), (20, 12272082), (24, 10226735), (30, 8181388), (40, 6136041), (60, 4090694), (120, 2045347)]