255472380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{881}}^1$

素因数の和:1081

約数の個数: 120

約数和(自身を含む): 806818320

約数和(自身を除く): 551345940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 179, 180, 270, 324, 358, 405, 537, 540, 716, 810, 881, 895, 1074, 1611, 1620, 1762, 1790, 2148, 2643, 2685, 3222, 3524, 3580, 4405, 4833, 5286, 5370, 6444, 7929, 8055, 8810, 9666, 10572, 10740, 13215, 14499, 15858, 16110, 17620, 19332, 23787, 24165, 26430, 28998, 31716, 32220, 39645, 47574, 48330, 52860, 57996, 71361, 72495, 79290, 95148, 96660, 118935, 142722, 144990, 157699, 158580, 237870, 285444, 289980, 315398, 356805, 473097, 475740, 630796, 713610, 788495, 946194, 1419291, 1427220, 1576990, 1892388, 2365485, 2838582, 3153980, 4257873, 4730970, 5677164, 7096455, 8515746, 9461940, 12773619, 14192910, 17031492, 21289365, 25547238, 28385820, 42578730, 51094476, 63868095, 85157460, 127736190, 255472380]

約数ペア:

[(1, 255472380), (2, 127736190), (3, 85157460), (4, 63868095), (5, 51094476), (6, 42578730), (9, 28385820), (10, 25547238), (12, 21289365), (15, 17031492), (18, 14192910), (20, 12773619), (27, 9461940), (30, 8515746), (36, 7096455), (45, 5677164), (54, 4730970), (60, 4257873), (81, 3153980), (90, 2838582), (108, 2365485), (135, 1892388), (162, 1576990), (179, 1427220), (180, 1419291), (270, 946194), (324, 788495), (358, 713610), (405, 630796), (537, 475740), (540, 473097), (716, 356805), (810, 315398), (881, 289980), (895, 285444), (1074, 237870), (1611, 158580), (1620, 157699), (1762, 144990), (1790, 142722), (2148, 118935), (2643, 96660), (2685, 95148), (3222, 79290), (3524, 72495), (3580, 71361), (4405, 57996), (4833, 52860), (5286, 48330), (5370, 47574), (6444, 39645), (7929, 32220), (8055, 31716), (8810, 28998), (9666, 26430), (10572, 24165), (10740, 23787), (13215, 19332), (14499, 17620), (15858, 16110)]