198587640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1654897}}^1$

素因数の和:1654911

約数の個数: 32

約数和(自身を含む): 595763280

約数和(自身を除く): 397175640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1654897, 3309794, 4964691, 6619588, 8274485, 9929382, 13239176, 16548970, 19858764, 24823455, 33097940, 39717528, 49646910, 66195880, 99293820, 198587640]

約数ペア:

[(1, 198587640), (2, 99293820), (3, 66195880), (4, 49646910), (5, 39717528), (6, 33097940), (8, 24823455), (10, 19858764), (12, 16548970), (15, 13239176), (20, 9929382), (24, 8274485), (30, 6619588), (40, 4964691), (60, 3309794), (120, 1654897)]