147902820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{189619}}^1$

素因数の和:189644

約数の個数: 48

約数和(自身を含む): 445986240

約数和(自身を除く): 298083420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 189619, 379238, 568857, 758476, 948095, 1137714, 1896190, 2275428, 2465047, 2844285, 3792380, 4930094, 5688570, 7395141, 9860188, 11377140, 12325235, 14790282, 24650470, 29580564, 36975705, 49300940, 73951410, 147902820]

約数ペア:

[(1, 147902820), (2, 73951410), (3, 49300940), (4, 36975705), (5, 29580564), (6, 24650470), (10, 14790282), (12, 12325235), (13, 11377140), (15, 9860188), (20, 7395141), (26, 5688570), (30, 4930094), (39, 3792380), (52, 2844285), (60, 2465047), (65, 2275428), (78, 1896190), (130, 1137714), (156, 948095), (195, 758476), (260, 568857), (390, 379238), (780, 189619)]