198616320

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{821}}^1$

素因数の和:858

約数の個数: 288

約数和(自身を含む): 806480640

約数和(自身を除く): 607864320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 821, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1642, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2463, 2520, 2688, 2880, 3024, 3284, 3360, 3456, 3780, 3840, 4032, 4105, 4320, 4480, 4926, 5040, 5376, 5747, 5760, 6048, 6568, 6720, 6912, 7389, 7560, 8064, 8210, 8640, 8960, 9852, 10080, 11494, 11520, 12096, 12315, 13136, 13440, 14778, 15120, 16128, 16420, 17241, 17280, 19704, 20160, 22167, 22988, 24192, 24630, 26272, 26880, 28735, 29556, 30240, 32840, 34482, 34560, 36945, 39408, 40320, 44334, 45976, 48384, 49260, 51723, 52544, 57470, 59112, 60480, 65680, 68964, 73890, 78816, 80640, 86205, 88668, 91952, 98520, 103446, 105088, 110835, 114940, 118224, 120960, 131360, 137928, 147780, 155169, 157632, 172410, 177336, 183904, 197040, 206892, 210176, 221670, 229880, 236448, 241920, 258615, 262720, 275856, 295560, 310338, 315264, 344820, 354672, 367808, 394080, 413784, 443340, 459760, 472896, 517230, 525440, 551712, 591120, 620676, 630528, 689640, 709344, 735616, 775845, 788160, 827568, 886680, 919520, 945792, 1034460, 1050880, 1103424, 1182240, 1241352, 1379280, 1418688, 1471232, 1551690, 1576320, 1655136, 1773360, 1839040, 1891584, 2068920, 2206848, 2364480, 2482704, 2758560, 2837376, 3103380, 3152640, 3310272, 3546720, 3678080, 4137840, 4413696, 4728960, 4965408, 5517120, 5674752, 6206760, 6620544, 7093440, 7356160, 8275680, 9457920, 9930816, 11034240, 12413520, 13241088, 14186880, 16551360, 19861632, 22068480, 24827040, 28373760, 33102720, 39723264, 49654080, 66205440, 99308160, 198616320]

約数ペア:

[(1, 198616320), (2, 99308160), (3, 66205440), (4, 49654080), (5, 39723264), (6, 33102720), (7, 28373760), (8, 24827040), (9, 22068480), (10, 19861632), (12, 16551360), (14, 14186880), (15, 13241088), (16, 12413520), (18, 11034240), (20, 9930816), (21, 9457920), (24, 8275680), (27, 7356160), (28, 7093440), (30, 6620544), (32, 6206760), (35, 5674752), (36, 5517120), (40, 4965408), (42, 4728960), (45, 4413696), (48, 4137840), (54, 3678080), (56, 3546720), (60, 3310272), (63, 3152640), (64, 3103380), (70, 2837376), (72, 2758560), (80, 2482704), (84, 2364480), (90, 2206848), (96, 2068920), (105, 1891584), (108, 1839040), (112, 1773360), (120, 1655136), (126, 1576320), (128, 1551690), (135, 1471232), (140, 1418688), (144, 1379280), (160, 1241352), (168, 1182240), (180, 1103424), (189, 1050880), (192, 1034460), (210, 945792), (216, 919520), (224, 886680), (240, 827568), (252, 788160), (256, 775845), (270, 735616), (280, 709344), (288, 689640), (315, 630528), (320, 620676), (336, 591120), (360, 551712), (378, 525440), (384, 517230), (420, 472896), (432, 459760), (448, 443340), (480, 413784), (504, 394080), (540, 367808), (560, 354672), (576, 344820), (630, 315264), (640, 310338), (672, 295560), (720, 275856), (756, 262720), (768, 258615), (821, 241920), (840, 236448), (864, 229880), (896, 221670), (945, 210176), (960, 206892), (1008, 197040), (1080, 183904), (1120, 177336), (1152, 172410), (1260, 157632), (1280, 155169), (1344, 147780), (1440, 137928), (1512, 131360), (1642, 120960), (1680, 118224), (1728, 114940), (1792, 110835), (1890, 105088), (1920, 103446), (2016, 98520), (2160, 91952), (2240, 88668), (2304, 86205), (2463, 80640), (2520, 78816), (2688, 73890), (2880, 68964), (3024, 65680), (3284, 60480), (3360, 59112), (3456, 57470), (3780, 52544), (3840, 51723), (4032, 49260), (4105, 48384), (4320, 45976), (4480, 44334), (4926, 40320), (5040, 39408), (5376, 36945), (5747, 34560), (5760, 34482), (6048, 32840), (6568, 30240), (6720, 29556), (6912, 28735), (7389, 26880), (7560, 26272), (8064, 24630), (8210, 24192), (8640, 22988), (8960, 22167), (9852, 20160), (10080, 19704), (11494, 17280), (11520, 17241), (12096, 16420), (12315, 16128), (13136, 15120), (13440, 14778)]