19890804960

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{354181}}^1$

素因数の和:354218

約数の個数: 192

約数和(自身を含む): 74973245760

約数和(自身を除く): 55082440800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 3120, 3510, 3744, 4320, 4680, 5616, 6240, 7020, 9360, 11232, 14040, 18720, 28080, 56160, 354181, 708362, 1062543, 1416724, 1770905, 2125086, 2833448, 3187629, 3541810, 4250172, 4604353, 5312715, 5666896, 6375258, 7083620, 8500344, 9208706, 9562887, 10625430, 11333792, 12750516, 13813059, 14167240, 15938145, 17000688, 18417412, 19125774, 21250860, 23021765, 25501032, 27626118, 28334480, 31876290, 34001376, 36834824, 38251548, 41439177, 42501720, 46043530, 47814435, 51002064, 55252236, 56668960, 63752580, 69065295, 73669648, 76503096, 82878354, 85003440, 92087060, 95628870, 102004128, 110504472, 124317531, 127505160, 138130590, 147339296, 153006192, 165756708, 170006880, 184174120, 191257740, 207195885, 221008944, 248635062, 255010320, 276261180, 306012384, 331513416, 368348240, 382515480, 414391770, 442017888, 497270124, 510020640, 552522360, 621587655, 663026832, 736696480, 765030960, 828783540, 994540248, 1105044720, 1243175310, 1326053664, 1530061920, 1657567080, 1989080496, 2210089440, 2486350620, 3315134160, 3978160992, 4972701240, 6630268320, 9945402480, 19890804960]

約数ペア:

[(1, 19890804960), (2, 9945402480), (3, 6630268320), (4, 4972701240), (5, 3978160992), (6, 3315134160), (8, 2486350620), (9, 2210089440), (10, 1989080496), (12, 1657567080), (13, 1530061920), (15, 1326053664), (16, 1243175310), (18, 1105044720), (20, 994540248), (24, 828783540), (26, 765030960), (27, 736696480), (30, 663026832), (32, 621587655), (36, 552522360), (39, 510020640), (40, 497270124), (45, 442017888), (48, 414391770), (52, 382515480), (54, 368348240), (60, 331513416), (65, 306012384), (72, 276261180), (78, 255010320), (80, 248635062), (90, 221008944), (96, 207195885), (104, 191257740), (108, 184174120), (117, 170006880), (120, 165756708), (130, 153006192), (135, 147339296), (144, 138130590), (156, 127505160), (160, 124317531), (180, 110504472), (195, 102004128), (208, 95628870), (216, 92087060), (234, 85003440), (240, 82878354), (260, 76503096), (270, 73669648), (288, 69065295), (312, 63752580), (351, 56668960), (360, 55252236), (390, 51002064), (416, 47814435), (432, 46043530), (468, 42501720), (480, 41439177), (520, 38251548), (540, 36834824), (585, 34001376), (624, 31876290), (702, 28334480), (720, 27626118), (780, 25501032), (864, 23021765), (936, 21250860), (1040, 19125774), (1080, 18417412), (1170, 17000688), (1248, 15938145), (1404, 14167240), (1440, 13813059), (1560, 12750516), (1755, 11333792), (1872, 10625430), (2080, 9562887), (2160, 9208706), (2340, 8500344), (2808, 7083620), (3120, 6375258), (3510, 5666896), (3744, 5312715), (4320, 4604353), (4680, 4250172), (5616, 3541810), (6240, 3187629), (7020, 2833448), (9360, 2125086), (11232, 1770905), (14040, 1416724), (18720, 1062543), (28080, 708362), (56160, 354181)]