20194790400

素因数分解:

$2^{10}\times 3^4\times 5^2\times {\mathrm{9739}}^1$

素因数の和:9781

約数の個数: 330

約数和(自身を含む): 74786612780

約数和(自身を除く): 54591822380

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, 256, 270, 288, 300, 320, 324, 360, 384, 400, 405, 432, 450, 480, 512, 540, 576, 600, 640, 648, 675, 720, 768, 800, 810, 864, 900, 960, 1024, 1080, 1152, 1200, 1280, 1296, 1350, 1440, 1536, 1600, 1620, 1728, 1800, 1920, 2025, 2160, 2304, 2400, 2560, 2592, 2700, 2880, 3072, 3200, 3240, 3456, 3600, 3840, 4050, 4320, 4608, 4800, 5120, 5184, 5400, 5760, 6400, 6480, 6912, 7200, 7680, 8100, 8640, 9216, 9600, 9739, 10368, 10800, 11520, 12800, 12960, 13824, 14400, 15360, 16200, 17280, 19200, 19478, 20736, 21600, 23040, 25600, 25920, 27648, 28800, 29217, 32400, 34560, 38400, 38956, 41472, 43200, 46080, 48695, 51840, 57600, 58434, 64800, 69120, 76800, 77912, 82944, 86400, 87651, 97390, 103680, 115200, 116868, 129600, 138240, 146085, 155824, 172800, 175302, 194780, 207360, 230400, 233736, 243475, 259200, 262953, 292170, 311648, 345600, 350604, 389560, 414720, 438255, 467472, 486950, 518400, 525906, 584340, 623296, 691200, 701208, 730425, 779120, 788859, 876510, 934944, 973900, 1036800, 1051812, 1168680, 1246592, 1314765, 1402416, 1460850, 1558240, 1577718, 1753020, 1869888, 1947800, 2073600, 2103624, 2191275, 2337360, 2493184, 2629530, 2804832, 2921700, 3116480, 3155436, 3506040, 3739776, 3895600, 3944295, 4207248, 4382550, 4674720, 4986368, 5259060, 5609664, 5843400, 6232960, 6310872, 6573825, 7012080, 7479552, 7791200, 7888590, 8414496, 8765100, 9349440, 9972736, 10518120, 11219328, 11686800, 12465920, 12621744, 13147650, 14024160, 14959104, 15582400, 15777180, 16828992, 17530200, 18698880, 19721475, 21036240, 22438656, 23373600, 24931840, 25243488, 26295300, 28048320, 29918208, 31164800, 31554360, 33657984, 35060400, 37397760, 39442950, 42072480, 44877312, 46747200, 49863680, 50486976, 52590600, 56096640, 62329600, 63108720, 67315968, 70120800, 74795520, 78885900, 84144960, 89754624, 93494400, 100973952, 105181200, 112193280, 124659200, 126217440, 134631936, 140241600, 149591040, 157771800, 168289920, 186988800, 201947904, 210362400, 224386560, 249318400, 252434880, 269263872, 280483200, 315543600, 336579840, 373977600, 403895808, 420724800, 448773120, 504869760, 560966400, 631087200, 673159680, 747955200, 807791616, 841449600, 1009739520, 1121932800, 1262174400, 1346319360, 1682899200, 2019479040, 2243865600, 2524348800, 3365798400, 4038958080, 5048697600, 6731596800, 10097395200, 20194790400]

約数ペア:

[(1, 20194790400), (2, 10097395200), (3, 6731596800), (4, 5048697600), (5, 4038958080), (6, 3365798400), (8, 2524348800), (9, 2243865600), (10, 2019479040), (12, 1682899200), (15, 1346319360), (16, 1262174400), (18, 1121932800), (20, 1009739520), (24, 841449600), (25, 807791616), (27, 747955200), (30, 673159680), (32, 631087200), (36, 560966400), (40, 504869760), (45, 448773120), (48, 420724800), (50, 403895808), (54, 373977600), (60, 336579840), (64, 315543600), (72, 280483200), (75, 269263872), (80, 252434880), (81, 249318400), (90, 224386560), (96, 210362400), (100, 201947904), (108, 186988800), (120, 168289920), (128, 157771800), (135, 149591040), (144, 140241600), (150, 134631936), (160, 126217440), (162, 124659200), (180, 112193280), (192, 105181200), (200, 100973952), (216, 93494400), (225, 89754624), (240, 84144960), (256, 78885900), (270, 74795520), (288, 70120800), (300, 67315968), (320, 63108720), (324, 62329600), (360, 56096640), (384, 52590600), (400, 50486976), (405, 49863680), (432, 46747200), (450, 44877312), (480, 42072480), (512, 39442950), (540, 37397760), (576, 35060400), (600, 33657984), (640, 31554360), (648, 31164800), (675, 29918208), (720, 28048320), (768, 26295300), (800, 25243488), (810, 24931840), (864, 23373600), (900, 22438656), (960, 21036240), (1024, 19721475), (1080, 18698880), (1152, 17530200), (1200, 16828992), (1280, 15777180), (1296, 15582400), (1350, 14959104), (1440, 14024160), (1536, 13147650), (1600, 12621744), (1620, 12465920), (1728, 11686800), (1800, 11219328), (1920, 10518120), (2025, 9972736), (2160, 9349440), (2304, 8765100), (2400, 8414496), (2560, 7888590), (2592, 7791200), (2700, 7479552), (2880, 7012080), (3072, 6573825), (3200, 6310872), (3240, 6232960), (3456, 5843400), (3600, 5609664), (3840, 5259060), (4050, 4986368), (4320, 4674720), (4608, 4382550), (4800, 4207248), (5120, 3944295), (5184, 3895600), (5400, 3739776), (5760, 3506040), (6400, 3155436), (6480, 3116480), (6912, 2921700), (7200, 2804832), (7680, 2629530), (8100, 2493184), (8640, 2337360), (9216, 2191275), (9600, 2103624), (9739, 2073600), (10368, 1947800), (10800, 1869888), (11520, 1753020), (12800, 1577718), (12960, 1558240), (13824, 1460850), (14400, 1402416), (15360, 1314765), (16200, 1246592), (17280, 1168680), (19200, 1051812), (19478, 1036800), (20736, 973900), (21600, 934944), (23040, 876510), (25600, 788859), (25920, 779120), (27648, 730425), (28800, 701208), (29217, 691200), (32400, 623296), (34560, 584340), (38400, 525906), (38956, 518400), (41472, 486950), (43200, 467472), (46080, 438255), (48695, 414720), (51840, 389560), (57600, 350604), (58434, 345600), (64800, 311648), (69120, 292170), (76800, 262953), (77912, 259200), (82944, 243475), (86400, 233736), (87651, 230400), (97390, 207360), (103680, 194780), (115200, 175302), (116868, 172800), (129600, 155824), (138240, 146085)]