253743840

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{2797}}^1$

素因数の和:2831

約数の個数: 240

約数和(自身を含む): 1023799392

約数和(自身を除く): 770055552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2592, 2797, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5594, 5670, 6048, 6480, 7560, 8391, 9072, 10080, 11188, 11340, 12960, 13985, 15120, 16782, 18144, 19579, 22376, 22680, 25173, 27970, 30240, 33564, 39158, 41955, 44752, 45360, 50346, 55940, 58737, 67128, 75519, 78316, 83910, 89504, 90720, 97895, 100692, 111880, 117474, 125865, 134256, 151038, 156632, 167820, 176211, 195790, 201384, 223760, 226557, 234948, 251730, 268512, 293685, 302076, 313264, 335640, 352422, 377595, 391580, 402768, 447520, 453114, 469896, 503460, 528633, 587370, 604152, 626528, 671280, 704844, 755190, 783160, 805536, 881055, 906228, 939792, 1006920, 1057266, 1132785, 1174740, 1208304, 1342560, 1409688, 1510380, 1566320, 1585899, 1762110, 1812456, 1879584, 2013840, 2114532, 2265570, 2349480, 2416608, 2643165, 2819376, 3020760, 3132640, 3171798, 3524220, 3624912, 4027680, 4229064, 4531140, 4698960, 5286330, 5638752, 6041520, 6343596, 7048440, 7249824, 7929495, 8458128, 9062280, 9397920, 10572660, 12083040, 12687192, 14096880, 15858990, 16916256, 18124560, 21145320, 25374384, 28193760, 31717980, 36249120, 42290640, 50748768, 63435960, 84581280, 126871920, 253743840]

約数ペア:

[(1, 253743840), (2, 126871920), (3, 84581280), (4, 63435960), (5, 50748768), (6, 42290640), (7, 36249120), (8, 31717980), (9, 28193760), (10, 25374384), (12, 21145320), (14, 18124560), (15, 16916256), (16, 15858990), (18, 14096880), (20, 12687192), (21, 12083040), (24, 10572660), (27, 9397920), (28, 9062280), (30, 8458128), (32, 7929495), (35, 7249824), (36, 7048440), (40, 6343596), (42, 6041520), (45, 5638752), (48, 5286330), (54, 4698960), (56, 4531140), (60, 4229064), (63, 4027680), (70, 3624912), (72, 3524220), (80, 3171798), (81, 3132640), (84, 3020760), (90, 2819376), (96, 2643165), (105, 2416608), (108, 2349480), (112, 2265570), (120, 2114532), (126, 2013840), (135, 1879584), (140, 1812456), (144, 1762110), (160, 1585899), (162, 1566320), (168, 1510380), (180, 1409688), (189, 1342560), (210, 1208304), (216, 1174740), (224, 1132785), (240, 1057266), (252, 1006920), (270, 939792), (280, 906228), (288, 881055), (315, 805536), (324, 783160), (336, 755190), (360, 704844), (378, 671280), (405, 626528), (420, 604152), (432, 587370), (480, 528633), (504, 503460), (540, 469896), (560, 453114), (567, 447520), (630, 402768), (648, 391580), (672, 377595), (720, 352422), (756, 335640), (810, 313264), (840, 302076), (864, 293685), (945, 268512), (1008, 251730), (1080, 234948), (1120, 226557), (1134, 223760), (1260, 201384), (1296, 195790), (1440, 176211), (1512, 167820), (1620, 156632), (1680, 151038), (1890, 134256), (2016, 125865), (2160, 117474), (2268, 111880), (2520, 100692), (2592, 97895), (2797, 90720), (2835, 89504), (3024, 83910), (3240, 78316), (3360, 75519), (3780, 67128), (4320, 58737), (4536, 55940), (5040, 50346), (5594, 45360), (5670, 44752), (6048, 41955), (6480, 39158), (7560, 33564), (8391, 30240), (9072, 27970), (10080, 25173), (11188, 22680), (11340, 22376), (12960, 19579), (13985, 18144), (15120, 16782)]