20730556800

素因数分解:

$2^7\times 3^4\times 5^2\times {\mathrm{79979}}^1$

素因数の和:80015

約数の個数: 240

約数和(自身を含む): 76501269900

約数和(自身を除く): 55770713100

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 81, 90, 96, 100, 108, 120, 128, 135, 144, 150, 160, 162, 180, 192, 200, 216, 225, 240, 270, 288, 300, 320, 324, 360, 384, 400, 405, 432, 450, 480, 540, 576, 600, 640, 648, 675, 720, 800, 810, 864, 900, 960, 1080, 1152, 1200, 1296, 1350, 1440, 1600, 1620, 1728, 1800, 1920, 2025, 2160, 2400, 2592, 2700, 2880, 3200, 3240, 3456, 3600, 4050, 4320, 4800, 5184, 5400, 5760, 6480, 7200, 8100, 8640, 9600, 10368, 10800, 12960, 14400, 16200, 17280, 21600, 25920, 28800, 32400, 43200, 51840, 64800, 79979, 86400, 129600, 159958, 239937, 259200, 319916, 399895, 479874, 639832, 719811, 799790, 959748, 1199685, 1279664, 1439622, 1599580, 1919496, 1999475, 2159433, 2399370, 2559328, 2879244, 3199160, 3599055, 3838992, 3998950, 4318866, 4798740, 5118656, 5758488, 5998425, 6398320, 6478299, 7198110, 7677984, 7997900, 8637732, 9597480, 10237312, 10797165, 11516976, 11996850, 12796640, 12956598, 14396220, 15355968, 15995800, 17275464, 17995275, 19194960, 21594330, 23033952, 23993700, 25593280, 25913196, 28792440, 30711936, 31991600, 32391495, 34550928, 35990550, 38389920, 43188660, 46067904, 47987400, 51186560, 51826392, 53985825, 57584880, 63983200, 64782990, 69101856, 71981100, 76779840, 86377320, 92135808, 95974800, 103652784, 107971650, 115169760, 127966400, 129565980, 138203712, 143962200, 153559680, 161957475, 172754640, 191949600, 207305568, 215943300, 230339520, 255932800, 259131960, 276407424, 287924400, 323914950, 345509280, 383899200, 414611136, 431886600, 460679040, 518263920, 575848800, 647829900, 691018560, 767798400, 829222272, 863773200, 1036527840, 1151697600, 1295659800, 1382037120, 1727546400, 2073055680, 2303395200, 2591319600, 3455092800, 4146111360, 5182639200, 6910185600, 10365278400, 20730556800]

約数ペア:

[(1, 20730556800), (2, 10365278400), (3, 6910185600), (4, 5182639200), (5, 4146111360), (6, 3455092800), (8, 2591319600), (9, 2303395200), (10, 2073055680), (12, 1727546400), (15, 1382037120), (16, 1295659800), (18, 1151697600), (20, 1036527840), (24, 863773200), (25, 829222272), (27, 767798400), (30, 691018560), (32, 647829900), (36, 575848800), (40, 518263920), (45, 460679040), (48, 431886600), (50, 414611136), (54, 383899200), (60, 345509280), (64, 323914950), (72, 287924400), (75, 276407424), (80, 259131960), (81, 255932800), (90, 230339520), (96, 215943300), (100, 207305568), (108, 191949600), (120, 172754640), (128, 161957475), (135, 153559680), (144, 143962200), (150, 138203712), (160, 129565980), (162, 127966400), (180, 115169760), (192, 107971650), (200, 103652784), (216, 95974800), (225, 92135808), (240, 86377320), (270, 76779840), (288, 71981100), (300, 69101856), (320, 64782990), (324, 63983200), (360, 57584880), (384, 53985825), (400, 51826392), (405, 51186560), (432, 47987400), (450, 46067904), (480, 43188660), (540, 38389920), (576, 35990550), (600, 34550928), (640, 32391495), (648, 31991600), (675, 30711936), (720, 28792440), (800, 25913196), (810, 25593280), (864, 23993700), (900, 23033952), (960, 21594330), (1080, 19194960), (1152, 17995275), (1200, 17275464), (1296, 15995800), (1350, 15355968), (1440, 14396220), (1600, 12956598), (1620, 12796640), (1728, 11996850), (1800, 11516976), (1920, 10797165), (2025, 10237312), (2160, 9597480), (2400, 8637732), (2592, 7997900), (2700, 7677984), (2880, 7198110), (3200, 6478299), (3240, 6398320), (3456, 5998425), (3600, 5758488), (4050, 5118656), (4320, 4798740), (4800, 4318866), (5184, 3998950), (5400, 3838992), (5760, 3599055), (6480, 3199160), (7200, 2879244), (8100, 2559328), (8640, 2399370), (9600, 2159433), (10368, 1999475), (10800, 1919496), (12960, 1599580), (14400, 1439622), (16200, 1279664), (17280, 1199685), (21600, 959748), (25920, 799790), (28800, 719811), (32400, 639832), (43200, 479874), (51840, 399895), (64800, 319916), (79979, 259200), (86400, 239937), (129600, 159958)]