21605306400

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{81101}}^1$

素因数の和:81164

約数の個数: 216

約数和(自身を含む): 78245749764

約数和(自身を除く): 56640443364

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 37, 40, 45, 48, 50, 60, 72, 74, 75, 80, 90, 96, 100, 111, 120, 144, 148, 150, 160, 180, 185, 200, 222, 225, 240, 288, 296, 300, 333, 360, 370, 400, 444, 450, 480, 555, 592, 600, 666, 720, 740, 800, 888, 900, 925, 1110, 1184, 1200, 1332, 1440, 1480, 1665, 1776, 1800, 1850, 2220, 2400, 2664, 2775, 2960, 3330, 3552, 3600, 3700, 4440, 5328, 5550, 5920, 6660, 7200, 7400, 8325, 8880, 10656, 11100, 13320, 14800, 16650, 17760, 22200, 26640, 29600, 33300, 44400, 53280, 66600, 81101, 88800, 133200, 162202, 243303, 266400, 324404, 405505, 486606, 648808, 729909, 811010, 973212, 1216515, 1297616, 1459818, 1622020, 1946424, 2027525, 2433030, 2595232, 2919636, 3000737, 3244040, 3649545, 3892848, 4055050, 4866060, 5839272, 6001474, 6082575, 6488080, 7299090, 7785696, 8110100, 9002211, 9732120, 11678544, 12002948, 12165150, 12976160, 14598180, 15003685, 16220200, 18004422, 18247725, 19464240, 23357088, 24005896, 24330300, 27006633, 29196360, 30007370, 32440400, 36008844, 36495450, 38928480, 45011055, 48011792, 48660600, 54013266, 58392720, 60014740, 64880800, 72017688, 72990900, 75018425, 90022110, 96023584, 97321200, 108026532, 116785440, 120029480, 135033165, 144035376, 145981800, 150036850, 180044220, 194642400, 216053064, 225055275, 240058960, 270066330, 288070752, 291963600, 300073700, 360088440, 432106128, 450110550, 480117920, 540132660, 583927200, 600147400, 675165825, 720176880, 864212256, 900221100, 1080265320, 1200294800, 1350331650, 1440353760, 1800442200, 2160530640, 2400589600, 2700663300, 3600884400, 4321061280, 5401326600, 7201768800, 10802653200, 21605306400]

約数ペア:

[(1, 21605306400), (2, 10802653200), (3, 7201768800), (4, 5401326600), (5, 4321061280), (6, 3600884400), (8, 2700663300), (9, 2400589600), (10, 2160530640), (12, 1800442200), (15, 1440353760), (16, 1350331650), (18, 1200294800), (20, 1080265320), (24, 900221100), (25, 864212256), (30, 720176880), (32, 675165825), (36, 600147400), (37, 583927200), (40, 540132660), (45, 480117920), (48, 450110550), (50, 432106128), (60, 360088440), (72, 300073700), (74, 291963600), (75, 288070752), (80, 270066330), (90, 240058960), (96, 225055275), (100, 216053064), (111, 194642400), (120, 180044220), (144, 150036850), (148, 145981800), (150, 144035376), (160, 135033165), (180, 120029480), (185, 116785440), (200, 108026532), (222, 97321200), (225, 96023584), (240, 90022110), (288, 75018425), (296, 72990900), (300, 72017688), (333, 64880800), (360, 60014740), (370, 58392720), (400, 54013266), (444, 48660600), (450, 48011792), (480, 45011055), (555, 38928480), (592, 36495450), (600, 36008844), (666, 32440400), (720, 30007370), (740, 29196360), (800, 27006633), (888, 24330300), (900, 24005896), (925, 23357088), (1110, 19464240), (1184, 18247725), (1200, 18004422), (1332, 16220200), (1440, 15003685), (1480, 14598180), (1665, 12976160), (1776, 12165150), (1800, 12002948), (1850, 11678544), (2220, 9732120), (2400, 9002211), (2664, 8110100), (2775, 7785696), (2960, 7299090), (3330, 6488080), (3552, 6082575), (3600, 6001474), (3700, 5839272), (4440, 4866060), (5328, 4055050), (5550, 3892848), (5920, 3649545), (6660, 3244040), (7200, 3000737), (7400, 2919636), (8325, 2595232), (8880, 2433030), (10656, 2027525), (11100, 1946424), (13320, 1622020), (14800, 1459818), (16650, 1297616), (17760, 1216515), (22200, 973212), (26640, 811010), (29600, 729909), (33300, 648808), (44400, 486606), (53280, 405505), (66600, 324404), (81101, 266400), (88800, 243303), (133200, 162202)]