263040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{137}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 844560

約数和(自身を除く): 581520

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, 137, 160, 192, 240, 274, 320, 384, 411, 480, 548, 640, 685, 822, 960, 1096, 1370, 1644, 1920, 2055, 2192, 2740, 3288, 4110, 4384, 5480, 6576, 8220, 8768, 10960, 13152, 16440, 17536, 21920, 26304, 32880, 43840, 52608, 65760, 87680, 131520, 263040]

約数ペア:

[(1, 263040), (2, 131520), (3, 87680), (4, 65760), (5, 52608), (6, 43840), (8, 32880), (10, 26304), (12, 21920), (15, 17536), (16, 16440), (20, 13152), (24, 10960), (30, 8768), (32, 8220), (40, 6576), (48, 5480), (60, 4384), (64, 4110), (80, 3288), (96, 2740), (120, 2192), (128, 2055), (137, 1920), (160, 1644), (192, 1370), (240, 1096), (274, 960), (320, 822), (384, 685), (411, 640), (480, 548)]