131212560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{546719}}^1$

素因数の和:546735

約数の個数: 40

約数和(自身を含む): 406759680

約数和(自身を除く): 275547120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 546719, 1093438, 1640157, 2186876, 2733595, 3280314, 4373752, 5467190, 6560628, 8200785, 8747504, 10934380, 13121256, 16401570, 21868760, 26242512, 32803140, 43737520, 65606280, 131212560]

約数ペア:

[(1, 131212560), (2, 65606280), (3, 43737520), (4, 32803140), (5, 26242512), (6, 21868760), (8, 16401570), (10, 13121256), (12, 10934380), (15, 8747504), (16, 8200785), (20, 6560628), (24, 5467190), (30, 4373752), (40, 3280314), (48, 2733595), (60, 2186876), (80, 1640157), (120, 1093438), (240, 546719)]