268518240

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{20719}}^1$

素因数の和:20746

約数の個数: 120

約数和(自身を含む): 947691360

約数和(自身を除く): 679173120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 20719, 41438, 62157, 82876, 103595, 124314, 165752, 186471, 207190, 248628, 310785, 331504, 372942, 414380, 497256, 559413, 621570, 663008, 745884, 828760, 932355, 994512, 1118826, 1243140, 1491768, 1657520, 1678239, 1864710, 1989024, 2237652, 2486280, 2797065, 2983536, 3315040, 3356478, 3729420, 4475304, 4972560, 5594130, 5967072, 6712956, 7458840, 8391195, 8950608, 9945120, 11188260, 13425912, 14917680, 16782390, 17901216, 22376520, 26851824, 29835360, 33564780, 44753040, 53703648, 67129560, 89506080, 134259120, 268518240]

約数ペア:

[(1, 268518240), (2, 134259120), (3, 89506080), (4, 67129560), (5, 53703648), (6, 44753040), (8, 33564780), (9, 29835360), (10, 26851824), (12, 22376520), (15, 17901216), (16, 16782390), (18, 14917680), (20, 13425912), (24, 11188260), (27, 9945120), (30, 8950608), (32, 8391195), (36, 7458840), (40, 6712956), (45, 5967072), (48, 5594130), (54, 4972560), (60, 4475304), (72, 3729420), (80, 3356478), (81, 3315040), (90, 2983536), (96, 2797065), (108, 2486280), (120, 2237652), (135, 1989024), (144, 1864710), (160, 1678239), (162, 1657520), (180, 1491768), (216, 1243140), (240, 1118826), (270, 994512), (288, 932355), (324, 828760), (360, 745884), (405, 663008), (432, 621570), (480, 559413), (540, 497256), (648, 414380), (720, 372942), (810, 331504), (864, 310785), (1080, 248628), (1296, 207190), (1440, 186471), (1620, 165752), (2160, 124314), (2592, 103595), (3240, 82876), (4320, 62157), (6480, 41438), (12960, 20719)]