260538240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{135697}}^1$

素因数の和:135719

約数の個数: 64

約数和(自身を含む): 830471760

約数和(自身を除く): 569933520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 135697, 271394, 407091, 542788, 678485, 814182, 1085576, 1356970, 1628364, 2035455, 2171152, 2713940, 3256728, 4070910, 4342304, 5427880, 6513456, 8141820, 8684608, 10855760, 13026912, 16283640, 17369216, 21711520, 26053824, 32567280, 43423040, 52107648, 65134560, 86846080, 130269120, 260538240]

約数ペア:

[(1, 260538240), (2, 130269120), (3, 86846080), (4, 65134560), (5, 52107648), (6, 43423040), (8, 32567280), (10, 26053824), (12, 21711520), (15, 17369216), (16, 16283640), (20, 13026912), (24, 10855760), (30, 8684608), (32, 8141820), (40, 6513456), (48, 5427880), (60, 4342304), (64, 4070910), (80, 3256728), (96, 2713940), (120, 2171152), (128, 2035455), (160, 1628364), (192, 1356970), (240, 1085576), (320, 814182), (384, 678485), (480, 542788), (640, 407091), (960, 271394), (1920, 135697)]