518911920

素因数分解:

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

素因数の和:26721

約数の個数: 120

約数和(自身を含む): 1807290576

約数和(自身を除く): 1288378656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 26693, 53386, 80079, 106772, 133465, 160158, 213544, 240237, 266930, 320316, 400395, 427088, 480474, 533860, 640632, 720711, 800790, 960948, 1067720, 1201185, 1281264, 1441422, 1601580, 1921896, 2135440, 2162133, 2402370, 2882844, 3203160, 3603555, 3843792, 4324266, 4804740, 5765688, 6406320, 6486399, 7207110, 8648532, 9609480, 10810665, 11531376, 12972798, 14414220, 17297064, 19218960, 21621330, 25945596, 28828440, 32431995, 34594128, 43242660, 51891192, 57656880, 64863990, 86485320, 103782384, 129727980, 172970640, 259455960, 518911920]

約数ペア:

[(1, 518911920), (2, 259455960), (3, 172970640), (4, 129727980), (5, 103782384), (6, 86485320), (8, 64863990), (9, 57656880), (10, 51891192), (12, 43242660), (15, 34594128), (16, 32431995), (18, 28828440), (20, 25945596), (24, 21621330), (27, 19218960), (30, 17297064), (36, 14414220), (40, 12972798), (45, 11531376), (48, 10810665), (54, 9609480), (60, 8648532), (72, 7207110), (80, 6486399), (81, 6406320), (90, 5765688), (108, 4804740), (120, 4324266), (135, 3843792), (144, 3603555), (162, 3203160), (180, 2882844), (216, 2402370), (240, 2162133), (243, 2135440), (270, 1921896), (324, 1601580), (360, 1441422), (405, 1281264), (432, 1201185), (486, 1067720), (540, 960948), (648, 800790), (720, 720711), (810, 640632), (972, 533860), (1080, 480474), (1215, 427088), (1296, 400395), (1620, 320316), (1944, 266930), (2160, 240237), (2430, 213544), (3240, 160158), (3888, 133465), (4860, 106772), (6480, 80079), (9720, 53386), (19440, 26693)]