128459640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1070497}}^1$

素因数の和:1070511

約数の個数: 32

約数和(自身を含む): 385379280

約数和(自身を除く): 256919640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1070497, 2140994, 3211491, 4281988, 5352485, 6422982, 8563976, 10704970, 12845964, 16057455, 21409940, 25691928, 32114910, 42819880, 64229820, 128459640]

約数ペア:

[(1, 128459640), (2, 64229820), (3, 42819880), (4, 32114910), (5, 25691928), (6, 21409940), (8, 16057455), (10, 12845964), (12, 10704970), (15, 8563976), (20, 6422982), (24, 5352485), (30, 4281988), (40, 3211491), (60, 2140994), (120, 1070497)]