150882280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{61837}}^1$

素因数の和:61909

約数の個数: 32

約数和(自身を含む): 345056040

約数和(自身を除く): 194173760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 61837, 123674, 247348, 309185, 494696, 618370, 1236740, 2473480, 3772057, 7544114, 15088228, 18860285, 30176456, 37720570, 75441140, 150882280]

約数ペア:

[(1, 150882280), (2, 75441140), (4, 37720570), (5, 30176456), (8, 18860285), (10, 15088228), (20, 7544114), (40, 3772057), (61, 2473480), (122, 1236740), (244, 618370), (305, 494696), (488, 309185), (610, 247348), (1220, 123674), (2440, 61837)]