128947800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{214913}}^1$

素因数の和:214932

約数の個数: 48

約数和(自身を含む): 399740040

約数和(自身を除く): 270792240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 214913, 429826, 644739, 859652, 1074565, 1289478, 1719304, 2149130, 2578956, 3223695, 4298260, 5157912, 5372825, 6447390, 8596520, 10745650, 12894780, 16118475, 21491300, 25789560, 32236950, 42982600, 64473900, 128947800]

約数ペア:

[(1, 128947800), (2, 64473900), (3, 42982600), (4, 32236950), (5, 25789560), (6, 21491300), (8, 16118475), (10, 12894780), (12, 10745650), (15, 8596520), (20, 6447390), (24, 5372825), (25, 5157912), (30, 4298260), (40, 3223695), (50, 2578956), (60, 2149130), (75, 1719304), (100, 1289478), (120, 1074565), (150, 859652), (200, 644739), (300, 429826), (600, 214913)]