19218960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{26693}}^1$

素因数の和:26712

約数の個数: 60

約数和(自身を含む): 64546092

約数和(自身を除く): 45327132

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 26693, 53386, 80079, 106772, 133465, 160158, 213544, 240237, 266930, 320316, 400395, 427088, 480474, 533860, 640632, 800790, 960948, 1067720, 1201185, 1281264, 1601580, 1921896, 2135440, 2402370, 3203160, 3843792, 4804740, 6406320, 9609480, 19218960]

約数ペア:

[(1, 19218960), (2, 9609480), (3, 6406320), (4, 4804740), (5, 3843792), (6, 3203160), (8, 2402370), (9, 2135440), (10, 1921896), (12, 1601580), (15, 1281264), (16, 1201185), (18, 1067720), (20, 960948), (24, 800790), (30, 640632), (36, 533860), (40, 480474), (45, 427088), (48, 400395), (60, 320316), (72, 266930), (80, 240237), (90, 213544), (120, 160158), (144, 133465), (180, 106772), (240, 80079), (360, 53386), (720, 26693)]