168404400

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:561

約数の個数: 240

約数和(自身を含む): 619960320

約数和(自身を除く): 451555920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 31, 36, 40, 45, 48, 50, 54, 60, 62, 72, 75, 80, 90, 93, 100, 108, 120, 124, 135, 144, 150, 155, 180, 186, 200, 216, 225, 240, 248, 270, 279, 300, 310, 360, 372, 400, 432, 450, 465, 496, 503, 540, 558, 600, 620, 675, 720, 744, 775, 837, 900, 930, 1006, 1080, 1116, 1200, 1240, 1350, 1395, 1488, 1509, 1550, 1674, 1800, 1860, 2012, 2160, 2232, 2325, 2480, 2515, 2700, 2790, 3018, 3100, 3348, 3600, 3720, 4024, 4185, 4464, 4527, 4650, 5030, 5400, 5580, 6036, 6200, 6696, 6975, 7440, 7545, 8048, 8370, 9054, 9300, 10060, 10800, 11160, 12072, 12400, 12575, 13392, 13581, 13950, 15090, 15593, 16740, 18108, 18600, 20120, 20925, 22320, 22635, 24144, 25150, 27162, 27900, 30180, 31186, 33480, 36216, 37200, 37725, 40240, 41850, 45270, 46779, 50300, 54324, 55800, 60360, 62372, 66960, 67905, 72432, 75450, 77965, 83700, 90540, 93558, 100600, 108648, 111600, 113175, 120720, 124744, 135810, 140337, 150900, 155930, 167400, 181080, 187116, 201200, 217296, 226350, 233895, 249488, 271620, 280674, 301800, 311860, 334800, 339525, 362160, 374232, 389825, 421011, 452700, 467790, 543240, 561348, 603600, 623720, 679050, 701685, 748464, 779650, 842022, 905400, 935580, 1086480, 1122696, 1169475, 1247440, 1358100, 1403370, 1559300, 1684044, 1810800, 1871160, 2105055, 2245392, 2338950, 2716200, 2806740, 3118600, 3368088, 3508425, 3742320, 4210110, 4677900, 5432400, 5613480, 6237200, 6736176, 7016850, 8420220, 9355800, 10525275, 11226960, 14033700, 16840440, 18711600, 21050550, 28067400, 33680880, 42101100, 56134800, 84202200, 168404400]

約数ペア:

[(1, 168404400), (2, 84202200), (3, 56134800), (4, 42101100), (5, 33680880), (6, 28067400), (8, 21050550), (9, 18711600), (10, 16840440), (12, 14033700), (15, 11226960), (16, 10525275), (18, 9355800), (20, 8420220), (24, 7016850), (25, 6736176), (27, 6237200), (30, 5613480), (31, 5432400), (36, 4677900), (40, 4210110), (45, 3742320), (48, 3508425), (50, 3368088), (54, 3118600), (60, 2806740), (62, 2716200), (72, 2338950), (75, 2245392), (80, 2105055), (90, 1871160), (93, 1810800), (100, 1684044), (108, 1559300), (120, 1403370), (124, 1358100), (135, 1247440), (144, 1169475), (150, 1122696), (155, 1086480), (180, 935580), (186, 905400), (200, 842022), (216, 779650), (225, 748464), (240, 701685), (248, 679050), (270, 623720), (279, 603600), (300, 561348), (310, 543240), (360, 467790), (372, 452700), (400, 421011), (432, 389825), (450, 374232), (465, 362160), (496, 339525), (503, 334800), (540, 311860), (558, 301800), (600, 280674), (620, 271620), (675, 249488), (720, 233895), (744, 226350), (775, 217296), (837, 201200), (900, 187116), (930, 181080), (1006, 167400), (1080, 155930), (1116, 150900), (1200, 140337), (1240, 135810), (1350, 124744), (1395, 120720), (1488, 113175), (1509, 111600), (1550, 108648), (1674, 100600), (1800, 93558), (1860, 90540), (2012, 83700), (2160, 77965), (2232, 75450), (2325, 72432), (2480, 67905), (2515, 66960), (2700, 62372), (2790, 60360), (3018, 55800), (3100, 54324), (3348, 50300), (3600, 46779), (3720, 45270), (4024, 41850), (4185, 40240), (4464, 37725), (4527, 37200), (4650, 36216), (5030, 33480), (5400, 31186), (5580, 30180), (6036, 27900), (6200, 27162), (6696, 25150), (6975, 24144), (7440, 22635), (7545, 22320), (8048, 20925), (8370, 20120), (9054, 18600), (9300, 18108), (10060, 16740), (10800, 15593), (11160, 15090), (12072, 13950), (12400, 13581), (12575, 13392)]