320483760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1335349}}^1$

素因数の和:1335365

約数の個数: 40

約数和(自身を含む): 993500400

約数和(自身を除く): 673016640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1335349, 2670698, 4006047, 5341396, 6676745, 8012094, 10682792, 13353490, 16024188, 20030235, 21365584, 26706980, 32048376, 40060470, 53413960, 64096752, 80120940, 106827920, 160241880, 320483760]

約数ペア:

[(1, 320483760), (2, 160241880), (3, 106827920), (4, 80120940), (5, 64096752), (6, 53413960), (8, 40060470), (10, 32048376), (12, 26706980), (15, 21365584), (16, 20030235), (20, 16024188), (24, 13353490), (30, 10682792), (40, 8012094), (48, 6676745), (60, 5341396), (80, 4006047), (120, 2670698), (240, 1335349)]