540120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{643}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 1854720

約数和(自身を除く): 1314600

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, 643, 840, 1286, 1929, 2572, 3215, 3858, 4501, 5144, 6430, 7716, 9002, 9645, 12860, 13503, 15432, 18004, 19290, 22505, 25720, 27006, 36008, 38580, 45010, 54012, 67515, 77160, 90020, 108024, 135030, 180040, 270060, 540120]

約数ペア:

[(1, 540120), (2, 270060), (3, 180040), (4, 135030), (5, 108024), (6, 90020), (7, 77160), (8, 67515), (10, 54012), (12, 45010), (14, 38580), (15, 36008), (20, 27006), (21, 25720), (24, 22505), (28, 19290), (30, 18004), (35, 15432), (40, 13503), (42, 12860), (56, 9645), (60, 9002), (70, 7716), (84, 6430), (105, 5144), (120, 4501), (140, 3858), (168, 3215), (210, 2572), (280, 1929), (420, 1286), (643, 840)]