87663780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{487021}}^1$

素因数の和:487036

約数の個数: 36

約数和(自身を含む): 265914012

約数和(自身を除く): 178250232

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 487021, 974042, 1461063, 1948084, 2435105, 2922126, 4383189, 4870210, 5844252, 7305315, 8766378, 9740420, 14610630, 17532756, 21915945, 29221260, 43831890, 87663780]

約数ペア:

[(1, 87663780), (2, 43831890), (3, 29221260), (4, 21915945), (5, 17532756), (6, 14610630), (9, 9740420), (10, 8766378), (12, 7305315), (15, 5844252), (18, 4870210), (20, 4383189), (30, 2922126), (36, 2435105), (45, 1948084), (60, 1461063), (90, 974042), (180, 487021)]