669870

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{827}}^1$

素因数の和:846

約数の個数: 40

約数和(自身を含む): 1803384

約数和(自身を除く): 1133514

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 827, 1654, 2481, 4135, 4962, 7443, 8270, 12405, 14886, 22329, 24810, 37215, 44658, 66987, 74430, 111645, 133974, 223290, 334935, 669870]

約数ペア:

[(1, 669870), (2, 334935), (3, 223290), (5, 133974), (6, 111645), (9, 74430), (10, 66987), (15, 44658), (18, 37215), (27, 24810), (30, 22329), (45, 14886), (54, 12405), (81, 8270), (90, 7443), (135, 4962), (162, 4135), (270, 2481), (405, 1654), (810, 827)]