20307544320

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{107927}}^1$

素因数の和:107965

約数の個数: 216

約数和(自身を含む): 75446852544

約数和(自身を除く): 55139308224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1120, 1176, 1280, 1344, 1470, 1568, 1680, 1792, 1920, 1960, 2240, 2352, 2688, 2940, 3136, 3360, 3840, 3920, 4480, 4704, 5376, 5880, 6272, 6720, 7840, 8960, 9408, 11760, 12544, 13440, 15680, 18816, 23520, 26880, 31360, 37632, 47040, 62720, 94080, 107927, 188160, 215854, 323781, 431708, 539635, 647562, 755489, 863416, 1079270, 1295124, 1510978, 1618905, 1726832, 2158540, 2266467, 2590248, 3021956, 3237810, 3453664, 3777445, 4317080, 4532934, 5180496, 5288423, 6043912, 6475620, 6907328, 7554890, 8634160, 9065868, 10360992, 10576846, 11332335, 12087824, 12951240, 13814656, 15109780, 15865269, 17268320, 18131736, 20721984, 21153692, 22664670, 24175648, 25902480, 26442115, 27629312, 30219560, 31730538, 34536640, 36263472, 41443968, 42307384, 45329340, 48351296, 51804960, 52884230, 60439120, 63461076, 69073280, 72526944, 79326345, 82887936, 84614768, 90658680, 96702592, 103609920, 105768460, 120878240, 126922152, 138146560, 145053888, 158652690, 169229536, 181317360, 193405184, 207219840, 211536920, 241756480, 253844304, 290107776, 317305380, 338459072, 362634720, 414439680, 423073840, 483512960, 507688608, 580215552, 634610760, 676918144, 725269440, 846147680, 967025920, 1015377216, 1269221520, 1353836288, 1450538880, 1692295360, 2030754432, 2538443040, 2901077760, 3384590720, 4061508864, 5076886080, 6769181440, 10153772160, 20307544320]

約数ペア:

[(1, 20307544320), (2, 10153772160), (3, 6769181440), (4, 5076886080), (5, 4061508864), (6, 3384590720), (7, 2901077760), (8, 2538443040), (10, 2030754432), (12, 1692295360), (14, 1450538880), (15, 1353836288), (16, 1269221520), (20, 1015377216), (21, 967025920), (24, 846147680), (28, 725269440), (30, 676918144), (32, 634610760), (35, 580215552), (40, 507688608), (42, 483512960), (48, 423073840), (49, 414439680), (56, 362634720), (60, 338459072), (64, 317305380), (70, 290107776), (80, 253844304), (84, 241756480), (96, 211536920), (98, 207219840), (105, 193405184), (112, 181317360), (120, 169229536), (128, 158652690), (140, 145053888), (147, 138146560), (160, 126922152), (168, 120878240), (192, 105768460), (196, 103609920), (210, 96702592), (224, 90658680), (240, 84614768), (245, 82887936), (256, 79326345), (280, 72526944), (294, 69073280), (320, 63461076), (336, 60439120), (384, 52884230), (392, 51804960), (420, 48351296), (448, 45329340), (480, 42307384), (490, 41443968), (560, 36263472), (588, 34536640), (640, 31730538), (672, 30219560), (735, 27629312), (768, 26442115), (784, 25902480), (840, 24175648), (896, 22664670), (960, 21153692), (980, 20721984), (1120, 18131736), (1176, 17268320), (1280, 15865269), (1344, 15109780), (1470, 13814656), (1568, 12951240), (1680, 12087824), (1792, 11332335), (1920, 10576846), (1960, 10360992), (2240, 9065868), (2352, 8634160), (2688, 7554890), (2940, 6907328), (3136, 6475620), (3360, 6043912), (3840, 5288423), (3920, 5180496), (4480, 4532934), (4704, 4317080), (5376, 3777445), (5880, 3453664), (6272, 3237810), (6720, 3021956), (7840, 2590248), (8960, 2266467), (9408, 2158540), (11760, 1726832), (12544, 1618905), (13440, 1510978), (15680, 1295124), (18816, 1079270), (23520, 863416), (26880, 755489), (31360, 647562), (37632, 539635), (47040, 431708), (62720, 323781), (94080, 215854), (107927, 188160)]