20861798400

素因数分解:

$2^{11}\times 3^3\times 5^2\times {\mathrm{15091}}^1$

素因数の和:15132

約数の個数: 288

約数和(自身を含む): 76634157600

約数和(自身を除く): 55772359200

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, 128, 135, 144, 150, 160, 180, 192, 200, 216, 225, 240, 256, 270, 288, 300, 320, 360, 384, 400, 432, 450, 480, 512, 540, 576, 600, 640, 675, 720, 768, 800, 864, 900, 960, 1024, 1080, 1152, 1200, 1280, 1350, 1440, 1536, 1600, 1728, 1800, 1920, 2048, 2160, 2304, 2400, 2560, 2700, 2880, 3072, 3200, 3456, 3600, 3840, 4320, 4608, 4800, 5120, 5400, 5760, 6144, 6400, 6912, 7200, 7680, 8640, 9216, 9600, 10240, 10800, 11520, 12800, 13824, 14400, 15091, 15360, 17280, 18432, 19200, 21600, 23040, 25600, 27648, 28800, 30182, 30720, 34560, 38400, 43200, 45273, 46080, 51200, 55296, 57600, 60364, 69120, 75455, 76800, 86400, 90546, 92160, 115200, 120728, 135819, 138240, 150910, 153600, 172800, 181092, 226365, 230400, 241456, 271638, 276480, 301820, 345600, 362184, 377275, 407457, 452730, 460800, 482912, 543276, 603640, 679095, 691200, 724368, 754550, 814914, 905460, 965824, 1086552, 1131825, 1207280, 1358190, 1382400, 1448736, 1509100, 1629828, 1810920, 1931648, 2037285, 2173104, 2263650, 2414560, 2716380, 2897472, 3018200, 3259656, 3395475, 3621840, 3863296, 4074570, 4346208, 4527300, 4829120, 5432760, 5794944, 6036400, 6519312, 6790950, 7243680, 7726592, 8149140, 8692416, 9054600, 9658240, 10186425, 10865520, 11589888, 12072800, 13038624, 13581900, 14487360, 15453184, 16298280, 17384832, 18109200, 19316480, 20372850, 21731040, 23179776, 24145600, 26077248, 27163800, 28974720, 30906368, 32596560, 34769664, 36218400, 38632960, 40745700, 43462080, 46359552, 48291200, 52154496, 54327600, 57949440, 65193120, 69539328, 72436800, 77265920, 81491400, 86924160, 92719104, 96582400, 104308992, 108655200, 115898880, 130386240, 139078656, 144873600, 154531840, 162982800, 173848320, 193164800, 208617984, 217310400, 231797760, 260772480, 278157312, 289747200, 325965600, 347696640, 386329600, 417235968, 434620800, 463595520, 521544960, 579494400, 651931200, 695393280, 772659200, 834471936, 869241600, 1043089920, 1158988800, 1303862400, 1390786560, 1738483200, 2086179840, 2317977600, 2607724800, 3476966400, 4172359680, 5215449600, 6953932800, 10430899200, 20861798400]

約数ペア:

[(1, 20861798400), (2, 10430899200), (3, 6953932800), (4, 5215449600), (5, 4172359680), (6, 3476966400), (8, 2607724800), (9, 2317977600), (10, 2086179840), (12, 1738483200), (15, 1390786560), (16, 1303862400), (18, 1158988800), (20, 1043089920), (24, 869241600), (25, 834471936), (27, 772659200), (30, 695393280), (32, 651931200), (36, 579494400), (40, 521544960), (45, 463595520), (48, 434620800), (50, 417235968), (54, 386329600), (60, 347696640), (64, 325965600), (72, 289747200), (75, 278157312), (80, 260772480), (90, 231797760), (96, 217310400), (100, 208617984), (108, 193164800), (120, 173848320), (128, 162982800), (135, 154531840), (144, 144873600), (150, 139078656), (160, 130386240), (180, 115898880), (192, 108655200), (200, 104308992), (216, 96582400), (225, 92719104), (240, 86924160), (256, 81491400), (270, 77265920), (288, 72436800), (300, 69539328), (320, 65193120), (360, 57949440), (384, 54327600), (400, 52154496), (432, 48291200), (450, 46359552), (480, 43462080), (512, 40745700), (540, 38632960), (576, 36218400), (600, 34769664), (640, 32596560), (675, 30906368), (720, 28974720), (768, 27163800), (800, 26077248), (864, 24145600), (900, 23179776), (960, 21731040), (1024, 20372850), (1080, 19316480), (1152, 18109200), (1200, 17384832), (1280, 16298280), (1350, 15453184), (1440, 14487360), (1536, 13581900), (1600, 13038624), (1728, 12072800), (1800, 11589888), (1920, 10865520), (2048, 10186425), (2160, 9658240), (2304, 9054600), (2400, 8692416), (2560, 8149140), (2700, 7726592), (2880, 7243680), (3072, 6790950), (3200, 6519312), (3456, 6036400), (3600, 5794944), (3840, 5432760), (4320, 4829120), (4608, 4527300), (4800, 4346208), (5120, 4074570), (5400, 3863296), (5760, 3621840), (6144, 3395475), (6400, 3259656), (6912, 3018200), (7200, 2897472), (7680, 2716380), (8640, 2414560), (9216, 2263650), (9600, 2173104), (10240, 2037285), (10800, 1931648), (11520, 1810920), (12800, 1629828), (13824, 1509100), (14400, 1448736), (15091, 1382400), (15360, 1358190), (17280, 1207280), (18432, 1131825), (19200, 1086552), (21600, 965824), (23040, 905460), (25600, 814914), (27648, 754550), (28800, 724368), (30182, 691200), (30720, 679095), (34560, 603640), (38400, 543276), (43200, 482912), (45273, 460800), (46080, 452730), (51200, 407457), (55296, 377275), (57600, 362184), (60364, 345600), (69120, 301820), (75455, 276480), (76800, 271638), (86400, 241456), (90546, 230400), (92160, 226365), (115200, 181092), (120728, 172800), (135819, 153600), (138240, 150910)]