81127920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{338033}}^1$

素因数の和:338049

約数の個数: 40

約数和(自身を含む): 251497296

約数和(自身を除く): 170369376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 338033, 676066, 1014099, 1352132, 1690165, 2028198, 2704264, 3380330, 4056396, 5070495, 5408528, 6760660, 8112792, 10140990, 13521320, 16225584, 20281980, 27042640, 40563960, 81127920]

約数ペア:

[(1, 81127920), (2, 40563960), (3, 27042640), (4, 20281980), (5, 16225584), (6, 13521320), (8, 10140990), (10, 8112792), (12, 6760660), (15, 5408528), (16, 5070495), (20, 4056396), (24, 3380330), (30, 2704264), (40, 2028198), (48, 1690165), (60, 1352132), (80, 1014099), (120, 676066), (240, 338033)]