217505760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{453137}}^1$

素因数の和:453155

約数の個数: 48

約数和(自身を含む): 685144656

約数和(自身を除く): 467638896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 453137, 906274, 1359411, 1812548, 2265685, 2718822, 3625096, 4531370, 5437644, 6797055, 7250192, 9062740, 10875288, 13594110, 14500384, 18125480, 21750576, 27188220, 36250960, 43501152, 54376440, 72501920, 108752880, 217505760]

約数ペア:

[(1, 217505760), (2, 108752880), (3, 72501920), (4, 54376440), (5, 43501152), (6, 36250960), (8, 27188220), (10, 21750576), (12, 18125480), (15, 14500384), (16, 13594110), (20, 10875288), (24, 9062740), (30, 7250192), (32, 6797055), (40, 5437644), (48, 4531370), (60, 3625096), (80, 2718822), (96, 2265685), (120, 1812548), (160, 1359411), (240, 906274), (480, 453137)]