256169040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1067371}}^1$

素因数の和:1067387

約数の個数: 40

約数和(自身を含む): 794124768

約数和(自身を除く): 537955728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1067371, 2134742, 3202113, 4269484, 5336855, 6404226, 8538968, 10673710, 12808452, 16010565, 17077936, 21347420, 25616904, 32021130, 42694840, 51233808, 64042260, 85389680, 128084520, 256169040]

約数ペア:

[(1, 256169040), (2, 128084520), (3, 85389680), (4, 64042260), (5, 51233808), (6, 42694840), (8, 32021130), (10, 25616904), (12, 21347420), (15, 17077936), (16, 16010565), (20, 12808452), (24, 10673710), (30, 8538968), (40, 6404226), (48, 5336855), (60, 4269484), (80, 3202113), (120, 2134742), (240, 1067371)]