144880020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{804889}}^1$

素因数の和:804904

約数の個数: 36

約数和(自身を含む): 439469940

約数和(自身を除く): 294589920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 804889, 1609778, 2414667, 3219556, 4024445, 4829334, 7244001, 8048890, 9658668, 12073335, 14488002, 16097780, 24146670, 28976004, 36220005, 48293340, 72440010, 144880020]

約数ペア:

[(1, 144880020), (2, 72440010), (3, 48293340), (4, 36220005), (5, 28976004), (6, 24146670), (9, 16097780), (10, 14488002), (12, 12073335), (15, 9658668), (18, 8048890), (20, 7244001), (30, 4829334), (36, 4024445), (45, 3219556), (60, 2414667), (90, 1609778), (180, 804889)]