201561180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197609}}^1$

素因数の和:197638

約数の個数: 48

約数和(自身を含む): 597572640

約数和(自身を除く): 396011460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 197609, 395218, 592827, 790436, 988045, 1185654, 1976090, 2371308, 2964135, 3359353, 3952180, 5928270, 6718706, 10078059, 11856540, 13437412, 16796765, 20156118, 33593530, 40312236, 50390295, 67187060, 100780590, 201561180]

約数ペア:

[(1, 201561180), (2, 100780590), (3, 67187060), (4, 50390295), (5, 40312236), (6, 33593530), (10, 20156118), (12, 16796765), (15, 13437412), (17, 11856540), (20, 10078059), (30, 6718706), (34, 5928270), (51, 3952180), (60, 3359353), (68, 2964135), (85, 2371308), (102, 1976090), (170, 1185654), (204, 988045), (255, 790436), (340, 592827), (510, 395218), (1020, 197609)]