1961280000

素因数分解:

$2^9\times 3^3\times 5^4\times {\mathrm{227}}^1$

素因数の和:274

約数の個数: 400

約数和(自身を含む): 7286542560

約数和(自身を除く): 5325262560

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, 90, 96, 100, 108, 120, 125, 128, 135, 144, 150, 160, 180, 192, 200, 216, 225, 227, 240, 250, 256, 270, 288, 300, 320, 360, 375, 384, 400, 432, 450, 454, 480, 500, 512, 540, 576, 600, 625, 640, 675, 681, 720, 750, 768, 800, 864, 900, 908, 960, 1000, 1080, 1125, 1135, 1152, 1200, 1250, 1280, 1350, 1362, 1440, 1500, 1536, 1600, 1728, 1800, 1816, 1875, 1920, 2000, 2043, 2160, 2250, 2270, 2304, 2400, 2500, 2560, 2700, 2724, 2880, 3000, 3200, 3375, 3405, 3456, 3600, 3632, 3750, 3840, 4000, 4086, 4320, 4500, 4540, 4608, 4800, 5000, 5400, 5448, 5625, 5675, 5760, 6000, 6129, 6400, 6750, 6810, 6912, 7200, 7264, 7500, 7680, 8000, 8172, 8640, 9000, 9080, 9600, 10000, 10215, 10800, 10896, 11250, 11350, 11520, 12000, 12258, 12800, 13500, 13620, 13824, 14400, 14528, 15000, 16000, 16344, 16875, 17025, 17280, 18000, 18160, 19200, 20000, 20430, 21600, 21792, 22500, 22700, 23040, 24000, 24516, 27000, 27240, 28375, 28800, 29056, 30000, 30645, 32000, 32688, 33750, 34050, 34560, 36000, 36320, 38400, 40000, 40860, 43200, 43584, 45000, 45400, 48000, 49032, 51075, 54000, 54480, 56750, 57600, 58112, 60000, 61290, 64000, 65376, 67500, 68100, 69120, 72000, 72640, 80000, 81720, 85125, 86400, 87168, 90000, 90800, 96000, 98064, 102150, 108000, 108960, 113500, 115200, 116224, 120000, 122580, 130752, 135000, 136200, 141875, 144000, 145280, 153225, 160000, 163440, 170250, 172800, 174336, 180000, 181600, 192000, 196128, 204300, 216000, 217920, 227000, 240000, 245160, 255375, 261504, 270000, 272400, 283750, 288000, 290560, 306450, 320000, 326880, 340500, 345600, 348672, 360000, 363200, 392256, 408600, 425625, 432000, 435840, 454000, 480000, 490320, 510750, 523008, 540000, 544800, 567500, 576000, 581120, 612900, 653760, 681000, 720000, 726400, 766125, 784512, 817200, 851250, 864000, 871680, 908000, 960000, 980640, 1021500, 1046016, 1080000, 1089600, 1135000, 1225800, 1276875, 1307520, 1362000, 1440000, 1452800, 1532250, 1569024, 1634400, 1702500, 1728000, 1743360, 1816000, 1961280, 2043000, 2160000, 2179200, 2270000, 2451600, 2553750, 2615040, 2724000, 2880000, 2905600, 3064500, 3138048, 3268800, 3405000, 3632000, 3830625, 3922560, 4086000, 4320000, 4358400, 4540000, 4903200, 5107500, 5230080, 5448000, 6129000, 6537600, 6810000, 7264000, 7661250, 7845120, 8172000, 8640000, 8716800, 9080000, 9806400, 10215000, 10896000, 12258000, 13075200, 13620000, 14528000, 15322500, 15690240, 16344000, 18160000, 19612800, 20430000, 21792000, 24516000, 26150400, 27240000, 30645000, 32688000, 36320000, 39225600, 40860000, 43584000, 49032000, 54480000, 61290000, 65376000, 72640000, 78451200, 81720000, 98064000, 108960000, 122580000, 130752000, 163440000, 196128000, 217920000, 245160000, 326880000, 392256000, 490320000, 653760000, 980640000, 1961280000]

約数ペア:

[(1, 1961280000), (2, 980640000), (3, 653760000), (4, 490320000), (5, 392256000), (6, 326880000), (8, 245160000), (9, 217920000), (10, 196128000), (12, 163440000), (15, 130752000), (16, 122580000), (18, 108960000), (20, 98064000), (24, 81720000), (25, 78451200), (27, 72640000), (30, 65376000), (32, 61290000), (36, 54480000), (40, 49032000), (45, 43584000), (48, 40860000), (50, 39225600), (54, 36320000), (60, 32688000), (64, 30645000), (72, 27240000), (75, 26150400), (80, 24516000), (90, 21792000), (96, 20430000), (100, 19612800), (108, 18160000), (120, 16344000), (125, 15690240), (128, 15322500), (135, 14528000), (144, 13620000), (150, 13075200), (160, 12258000), (180, 10896000), (192, 10215000), (200, 9806400), (216, 9080000), (225, 8716800), (227, 8640000), (240, 8172000), (250, 7845120), (256, 7661250), (270, 7264000), (288, 6810000), (300, 6537600), (320, 6129000), (360, 5448000), (375, 5230080), (384, 5107500), (400, 4903200), (432, 4540000), (450, 4358400), (454, 4320000), (480, 4086000), (500, 3922560), (512, 3830625), (540, 3632000), (576, 3405000), (600, 3268800), (625, 3138048), (640, 3064500), (675, 2905600), (681, 2880000), (720, 2724000), (750, 2615040), (768, 2553750), (800, 2451600), (864, 2270000), (900, 2179200), (908, 2160000), (960, 2043000), (1000, 1961280), (1080, 1816000), (1125, 1743360), (1135, 1728000), (1152, 1702500), (1200, 1634400), (1250, 1569024), (1280, 1532250), (1350, 1452800), (1362, 1440000), (1440, 1362000), (1500, 1307520), (1536, 1276875), (1600, 1225800), (1728, 1135000), (1800, 1089600), (1816, 1080000), (1875, 1046016), (1920, 1021500), (2000, 980640), (2043, 960000), (2160, 908000), (2250, 871680), (2270, 864000), (2304, 851250), (2400, 817200), (2500, 784512), (2560, 766125), (2700, 726400), (2724, 720000), (2880, 681000), (3000, 653760), (3200, 612900), (3375, 581120), (3405, 576000), (3456, 567500), (3600, 544800), (3632, 540000), (3750, 523008), (3840, 510750), (4000, 490320), (4086, 480000), (4320, 454000), (4500, 435840), (4540, 432000), (4608, 425625), (4800, 408600), (5000, 392256), (5400, 363200), (5448, 360000), (5625, 348672), (5675, 345600), (5760, 340500), (6000, 326880), (6129, 320000), (6400, 306450), (6750, 290560), (6810, 288000), (6912, 283750), (7200, 272400), (7264, 270000), (7500, 261504), (7680, 255375), (8000, 245160), (8172, 240000), (8640, 227000), (9000, 217920), (9080, 216000), (9600, 204300), (10000, 196128), (10215, 192000), (10800, 181600), (10896, 180000), (11250, 174336), (11350, 172800), (11520, 170250), (12000, 163440), (12258, 160000), (12800, 153225), (13500, 145280), (13620, 144000), (13824, 141875), (14400, 136200), (14528, 135000), (15000, 130752), (16000, 122580), (16344, 120000), (16875, 116224), (17025, 115200), (17280, 113500), (18000, 108960), (18160, 108000), (19200, 102150), (20000, 98064), (20430, 96000), (21600, 90800), (21792, 90000), (22500, 87168), (22700, 86400), (23040, 85125), (24000, 81720), (24516, 80000), (27000, 72640), (27240, 72000), (28375, 69120), (28800, 68100), (29056, 67500), (30000, 65376), (30645, 64000), (32000, 61290), (32688, 60000), (33750, 58112), (34050, 57600), (34560, 56750), (36000, 54480), (36320, 54000), (38400, 51075), (40000, 49032), (40860, 48000), (43200, 45400), (43584, 45000)]