81030960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{112543}}^1$

素因数の和:112562

約数の個数: 60

約数和(自身を含む): 272131392

約数和(自身を除く): 191100432

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, 112543, 225086, 337629, 450172, 562715, 675258, 900344, 1012887, 1125430, 1350516, 1688145, 1800688, 2025774, 2250860, 2701032, 3376290, 4051548, 4501720, 5064435, 5402064, 6752580, 8103096, 9003440, 10128870, 13505160, 16206192, 20257740, 27010320, 40515480, 81030960]

約数ペア:

[(1, 81030960), (2, 40515480), (3, 27010320), (4, 20257740), (5, 16206192), (6, 13505160), (8, 10128870), (9, 9003440), (10, 8103096), (12, 6752580), (15, 5402064), (16, 5064435), (18, 4501720), (20, 4051548), (24, 3376290), (30, 2701032), (36, 2250860), (40, 2025774), (45, 1800688), (48, 1688145), (60, 1350516), (72, 1125430), (80, 1012887), (90, 900344), (120, 675258), (144, 562715), (180, 450172), (240, 337629), (360, 225086), (720, 112543)]