21538128000

素因数分解:

$2^7\times 3^1\times 5^3\times {\mathrm{563}}^1\times {\mathrm{797}}^1$

素因数の和:1392

約数の個数: 256

約数和(自身を含む): 71615456640

約数和(自身を除く): 50077328640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 300, 320, 375, 384, 400, 480, 500, 563, 600, 640, 750, 797, 800, 960, 1000, 1126, 1200, 1500, 1594, 1600, 1689, 1920, 2000, 2252, 2391, 2400, 2815, 3000, 3188, 3200, 3378, 3985, 4000, 4504, 4782, 4800, 5630, 6000, 6376, 6756, 7970, 8000, 8445, 9008, 9564, 9600, 11260, 11955, 12000, 12752, 13512, 14075, 15940, 16000, 16890, 18016, 19128, 19925, 22520, 23910, 24000, 25504, 27024, 28150, 31880, 33780, 36032, 38256, 39850, 42225, 45040, 47820, 48000, 51008, 54048, 56300, 59775, 63760, 67560, 70375, 72064, 76512, 79700, 84450, 90080, 95640, 99625, 102016, 108096, 112600, 119550, 127520, 135120, 140750, 153024, 159400, 168900, 180160, 191280, 199250, 211125, 216192, 225200, 239100, 255040, 270240, 281500, 298875, 306048, 318800, 337800, 360320, 382560, 398500, 422250, 448711, 450400, 478200, 510080, 540480, 563000, 597750, 637600, 675600, 765120, 797000, 844500, 897422, 900800, 956400, 1080960, 1126000, 1195500, 1275200, 1346133, 1351200, 1530240, 1594000, 1689000, 1794844, 1801600, 1912800, 2243555, 2252000, 2391000, 2550400, 2692266, 2702400, 3188000, 3378000, 3589688, 3825600, 4487110, 4504000, 4782000, 5384532, 5404800, 6376000, 6730665, 6756000, 7179376, 7651200, 8974220, 9008000, 9564000, 10769064, 11217775, 12752000, 13461330, 13512000, 14358752, 17948440, 19128000, 21538128, 22435550, 26922660, 27024000, 28717504, 33653325, 35896880, 38256000, 43076256, 44871100, 53845320, 56088875, 57435008, 67306650, 71793760, 86152512, 89742200, 107690640, 112177750, 134613300, 143587520, 168266625, 172305024, 179484400, 215381280, 224355500, 269226600, 287175040, 336533250, 358968800, 430762560, 448711000, 538453200, 673066500, 717937600, 861525120, 897422000, 1076906400, 1346133000, 1435875200, 1794844000, 2153812800, 2692266000, 3589688000, 4307625600, 5384532000, 7179376000, 10769064000, 21538128000]

約数ペア:

[(1, 21538128000), (2, 10769064000), (3, 7179376000), (4, 5384532000), (5, 4307625600), (6, 3589688000), (8, 2692266000), (10, 2153812800), (12, 1794844000), (15, 1435875200), (16, 1346133000), (20, 1076906400), (24, 897422000), (25, 861525120), (30, 717937600), (32, 673066500), (40, 538453200), (48, 448711000), (50, 430762560), (60, 358968800), (64, 336533250), (75, 287175040), (80, 269226600), (96, 224355500), (100, 215381280), (120, 179484400), (125, 172305024), (128, 168266625), (150, 143587520), (160, 134613300), (192, 112177750), (200, 107690640), (240, 89742200), (250, 86152512), (300, 71793760), (320, 67306650), (375, 57435008), (384, 56088875), (400, 53845320), (480, 44871100), (500, 43076256), (563, 38256000), (600, 35896880), (640, 33653325), (750, 28717504), (797, 27024000), (800, 26922660), (960, 22435550), (1000, 21538128), (1126, 19128000), (1200, 17948440), (1500, 14358752), (1594, 13512000), (1600, 13461330), (1689, 12752000), (1920, 11217775), (2000, 10769064), (2252, 9564000), (2391, 9008000), (2400, 8974220), (2815, 7651200), (3000, 7179376), (3188, 6756000), (3200, 6730665), (3378, 6376000), (3985, 5404800), (4000, 5384532), (4504, 4782000), (4782, 4504000), (4800, 4487110), (5630, 3825600), (6000, 3589688), (6376, 3378000), (6756, 3188000), (7970, 2702400), (8000, 2692266), (8445, 2550400), (9008, 2391000), (9564, 2252000), (9600, 2243555), (11260, 1912800), (11955, 1801600), (12000, 1794844), (12752, 1689000), (13512, 1594000), (14075, 1530240), (15940, 1351200), (16000, 1346133), (16890, 1275200), (18016, 1195500), (19128, 1126000), (19925, 1080960), (22520, 956400), (23910, 900800), (24000, 897422), (25504, 844500), (27024, 797000), (28150, 765120), (31880, 675600), (33780, 637600), (36032, 597750), (38256, 563000), (39850, 540480), (42225, 510080), (45040, 478200), (47820, 450400), (48000, 448711), (51008, 422250), (54048, 398500), (56300, 382560), (59775, 360320), (63760, 337800), (67560, 318800), (70375, 306048), (72064, 298875), (76512, 281500), (79700, 270240), (84450, 255040), (90080, 239100), (95640, 225200), (99625, 216192), (102016, 211125), (108096, 199250), (112600, 191280), (119550, 180160), (127520, 168900), (135120, 159400), (140750, 153024)]