427560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{509}}^1$

素因数の和:530

約数の個数: 64

約数和(自身を含む): 1468800

約数和(自身を除く): 1041240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 509, 840, 1018, 1527, 2036, 2545, 3054, 3563, 4072, 5090, 6108, 7126, 7635, 10180, 10689, 12216, 14252, 15270, 17815, 20360, 21378, 28504, 30540, 35630, 42756, 53445, 61080, 71260, 85512, 106890, 142520, 213780, 427560]

約数ペア:

[(1, 427560), (2, 213780), (3, 142520), (4, 106890), (5, 85512), (6, 71260), (7, 61080), (8, 53445), (10, 42756), (12, 35630), (14, 30540), (15, 28504), (20, 21378), (21, 20360), (24, 17815), (28, 15270), (30, 14252), (35, 12216), (40, 10689), (42, 10180), (56, 7635), (60, 7126), (70, 6108), (84, 5090), (105, 4072), (120, 3563), (140, 3054), (168, 2545), (210, 2036), (280, 1527), (420, 1018), (509, 840)]