166635280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{42509}}^1$

素因数の和:42536

約数の個数: 60

約数和(自身を含む): 450691020

約数和(自身を除く): 284055740

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 42509, 85018, 170036, 212545, 297563, 340072, 425090, 595126, 680144, 850180, 1190252, 1487815, 1700360, 2082941, 2380504, 2975630, 3400720, 4165882, 4761008, 5951260, 8331764, 10414705, 11902520, 16663528, 20829410, 23805040, 33327056, 41658820, 83317640, 166635280]

約数ペア:

[(1, 166635280), (2, 83317640), (4, 41658820), (5, 33327056), (7, 23805040), (8, 20829410), (10, 16663528), (14, 11902520), (16, 10414705), (20, 8331764), (28, 5951260), (35, 4761008), (40, 4165882), (49, 3400720), (56, 2975630), (70, 2380504), (80, 2082941), (98, 1700360), (112, 1487815), (140, 1190252), (196, 850180), (245, 680144), (280, 595126), (392, 425090), (490, 340072), (560, 297563), (784, 212545), (980, 170036), (1960, 85018), (3920, 42509)]