161248320

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{6221}}^1$

素因数の和:6250

約数の個数: 140

約数和(自身を含む): 573680844

約数和(自身を除く): 412432524

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, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6221, 6480, 8640, 12442, 12960, 18663, 24884, 25920, 31105, 37326, 49768, 55989, 62210, 74652, 93315, 99536, 111978, 124420, 149304, 167967, 186630, 199072, 223956, 248840, 279945, 298608, 335934, 373260, 398144, 447912, 497680, 503901, 559890, 597216, 671868, 746520, 839835, 895824, 995360, 1007802, 1119780, 1194432, 1343736, 1493040, 1679670, 1791648, 1990720, 2015604, 2239560, 2519505, 2687472, 2986080, 3359340, 3583296, 4031208, 4479120, 5039010, 5374944, 5972160, 6718680, 8062416, 8958240, 10078020, 10749888, 13437360, 16124832, 17916480, 20156040, 26874720, 32249664, 40312080, 53749440, 80624160, 161248320]

約数ペア:

[(1, 161248320), (2, 80624160), (3, 53749440), (4, 40312080), (5, 32249664), (6, 26874720), (8, 20156040), (9, 17916480), (10, 16124832), (12, 13437360), (15, 10749888), (16, 10078020), (18, 8958240), (20, 8062416), (24, 6718680), (27, 5972160), (30, 5374944), (32, 5039010), (36, 4479120), (40, 4031208), (45, 3583296), (48, 3359340), (54, 2986080), (60, 2687472), (64, 2519505), (72, 2239560), (80, 2015604), (81, 1990720), (90, 1791648), (96, 1679670), (108, 1493040), (120, 1343736), (135, 1194432), (144, 1119780), (160, 1007802), (162, 995360), (180, 895824), (192, 839835), (216, 746520), (240, 671868), (270, 597216), (288, 559890), (320, 503901), (324, 497680), (360, 447912), (405, 398144), (432, 373260), (480, 335934), (540, 298608), (576, 279945), (648, 248840), (720, 223956), (810, 199072), (864, 186630), (960, 167967), (1080, 149304), (1296, 124420), (1440, 111978), (1620, 99536), (1728, 93315), (2160, 74652), (2592, 62210), (2880, 55989), (3240, 49768), (4320, 37326), (5184, 31105), (6221, 25920), (6480, 24884), (8640, 18663), (12442, 12960)]