71897685.000000000

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{150001}}^1$

素因数の和:150020

約数の個数: 40

約数和(自身を含む): 326704356

約数和(自身を除く): 205203546

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 150001, 300002, 450003, 750005, 900006, 1350009, 1500010, 2250015, 2700018, 4050027, 4500030, 6750045, 8100054, 12150081, 13500090, 20250135, 24300162, 40500270, 60750405, 121500810]

約数ペア:

[(1, 121500810), (2, 60750405), (3, 40500270), (5, 24300162), (6, 20250135), (9, 13500090), (10, 12150081), (15, 8100054), (18, 6750045), (27, 4500030), (30, 4050027), (45, 2700018), (54, 2250015), (81, 1500010), (90, 1350009), (135, 900006), (162, 750005), (270, 450003), (405, 300002), (810, 150001)]