197815680

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:649

約数の個数: 192

約数和(自身を含む): 695513520

約数和(自身を除く): 497697840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 64, 72, 80, 90, 96, 120, 122, 128, 144, 160, 180, 183, 192, 240, 244, 288, 305, 320, 360, 366, 384, 480, 488, 549, 563, 576, 610, 640, 720, 732, 915, 960, 976, 1098, 1126, 1152, 1220, 1440, 1464, 1689, 1830, 1920, 1952, 2196, 2252, 2440, 2745, 2815, 2880, 2928, 3378, 3660, 3904, 4392, 4504, 4880, 5067, 5490, 5630, 5760, 5856, 6756, 7320, 7808, 8445, 8784, 9008, 9760, 10134, 10980, 11260, 11712, 13512, 14640, 16890, 17568, 18016, 19520, 20268, 21960, 22520, 23424, 25335, 27024, 29280, 33780, 34343, 35136, 36032, 39040, 40536, 43920, 45040, 50670, 54048, 58560, 67560, 68686, 70272, 72064, 81072, 87840, 90080, 101340, 103029, 108096, 117120, 135120, 137372, 162144, 171715, 175680, 180160, 202680, 206058, 216192, 270240, 274744, 309087, 324288, 343430, 351360, 360320, 405360, 412116, 515145, 540480, 549488, 618174, 648576, 686860, 810720, 824232, 1030290, 1080960, 1098976, 1236348, 1373720, 1545435, 1621440, 1648464, 2060580, 2197952, 2472696, 2747440, 3090870, 3242880, 3296928, 4121160, 4395904, 4945392, 5494880, 6181740, 6593856, 8242320, 9890784, 10989760, 12363480, 13187712, 16484640, 19781568, 21979520, 24726960, 32969280, 39563136, 49453920, 65938560, 98907840, 197815680]

約数ペア:

[(1, 197815680), (2, 98907840), (3, 65938560), (4, 49453920), (5, 39563136), (6, 32969280), (8, 24726960), (9, 21979520), (10, 19781568), (12, 16484640), (15, 13187712), (16, 12363480), (18, 10989760), (20, 9890784), (24, 8242320), (30, 6593856), (32, 6181740), (36, 5494880), (40, 4945392), (45, 4395904), (48, 4121160), (60, 3296928), (61, 3242880), (64, 3090870), (72, 2747440), (80, 2472696), (90, 2197952), (96, 2060580), (120, 1648464), (122, 1621440), (128, 1545435), (144, 1373720), (160, 1236348), (180, 1098976), (183, 1080960), (192, 1030290), (240, 824232), (244, 810720), (288, 686860), (305, 648576), (320, 618174), (360, 549488), (366, 540480), (384, 515145), (480, 412116), (488, 405360), (549, 360320), (563, 351360), (576, 343430), (610, 324288), (640, 309087), (720, 274744), (732, 270240), (915, 216192), (960, 206058), (976, 202680), (1098, 180160), (1126, 175680), (1152, 171715), (1220, 162144), (1440, 137372), (1464, 135120), (1689, 117120), (1830, 108096), (1920, 103029), (1952, 101340), (2196, 90080), (2252, 87840), (2440, 81072), (2745, 72064), (2815, 70272), (2880, 68686), (2928, 67560), (3378, 58560), (3660, 54048), (3904, 50670), (4392, 45040), (4504, 43920), (4880, 40536), (5067, 39040), (5490, 36032), (5630, 35136), (5760, 34343), (5856, 33780), (6756, 29280), (7320, 27024), (7808, 25335), (8445, 23424), (8784, 22520), (9008, 21960), (9760, 20268), (10134, 19520), (10980, 18016), (11260, 17568), (11712, 16890), (13512, 14640)]