172470960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{239543}}^1$

素因数の和:239562

約数の個数: 60

約数和(自身を含む): 579217392

約数和(自身を除く): 406746432

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, 239543, 479086, 718629, 958172, 1197715, 1437258, 1916344, 2155887, 2395430, 2874516, 3593145, 3832688, 4311774, 4790860, 5749032, 7186290, 8623548, 9581720, 10779435, 11498064, 14372580, 17247096, 19163440, 21558870, 28745160, 34494192, 43117740, 57490320, 86235480, 172470960]

約数ペア:

[(1, 172470960), (2, 86235480), (3, 57490320), (4, 43117740), (5, 34494192), (6, 28745160), (8, 21558870), (9, 19163440), (10, 17247096), (12, 14372580), (15, 11498064), (16, 10779435), (18, 9581720), (20, 8623548), (24, 7186290), (30, 5749032), (36, 4790860), (40, 4311774), (45, 3832688), (48, 3593145), (60, 2874516), (72, 2395430), (80, 2155887), (90, 1916344), (120, 1437258), (144, 1197715), (180, 958172), (240, 718629), (360, 479086), (720, 239543)]