15411720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{128431}}^1$

素因数の和:128445

約数の個数: 32

約数和(自身を含む): 46235520

約数和(自身を除く): 30823800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 128431, 256862, 385293, 513724, 642155, 770586, 1027448, 1284310, 1541172, 1926465, 2568620, 3082344, 3852930, 5137240, 7705860, 15411720]

約数ペア:

[(1, 15411720), (2, 7705860), (3, 5137240), (4, 3852930), (5, 3082344), (6, 2568620), (8, 1926465), (10, 1541172), (12, 1284310), (15, 1027448), (20, 770586), (24, 642155), (30, 513724), (40, 385293), (60, 256862), (120, 128431)]