15372990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{18979}}^1$

素因数の和:18998

約数の個数: 40

約数和(自身を含む): 41338440

約数和(自身を除く): 25965450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 18979, 37958, 56937, 94895, 113874, 170811, 189790, 284685, 341622, 512433, 569370, 854055, 1024866, 1537299, 1708110, 2562165, 3074598, 5124330, 7686495, 15372990]

約数ペア:

[(1, 15372990), (2, 7686495), (3, 5124330), (5, 3074598), (6, 2562165), (9, 1708110), (10, 1537299), (15, 1024866), (18, 854055), (27, 569370), (30, 512433), (45, 341622), (54, 284685), (81, 189790), (90, 170811), (135, 113874), (162, 94895), (270, 56937), (405, 37958), (810, 18979)]