15385560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{128213}}^1$

素因数の和:128227

約数の個数: 32

約数和(自身を含む): 46157040

約数和(自身を除く): 30771480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 128213, 256426, 384639, 512852, 641065, 769278, 1025704, 1282130, 1538556, 1923195, 2564260, 3077112, 3846390, 5128520, 7692780, 15385560]

約数ペア:

[(1, 15385560), (2, 7692780), (3, 5128520), (4, 3846390), (5, 3077112), (6, 2564260), (8, 1923195), (10, 1538556), (12, 1282130), (15, 1025704), (20, 769278), (24, 641065), (30, 512852), (40, 384639), (60, 256426), (120, 128213)]