204675840

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:299

約数の個数: 216

約数和(自身を含む): 719038320

約数和(自身を除く): 514362480

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, 64, 72, 80, 90, 96, 109, 120, 128, 144, 160, 163, 180, 192, 218, 240, 256, 288, 320, 326, 327, 360, 384, 436, 480, 489, 545, 576, 640, 652, 654, 720, 768, 815, 872, 960, 978, 981, 1090, 1152, 1280, 1304, 1308, 1440, 1467, 1630, 1635, 1744, 1920, 1956, 1962, 2180, 2304, 2445, 2608, 2616, 2880, 2934, 3260, 3270, 3488, 3840, 3912, 3924, 4360, 4890, 4905, 5216, 5232, 5760, 5868, 6520, 6540, 6976, 7335, 7824, 7848, 8720, 9780, 9810, 10432, 10464, 11520, 11736, 13040, 13080, 13952, 14670, 15648, 15696, 17440, 17767, 19560, 19620, 20864, 20928, 23472, 26080, 26160, 27904, 29340, 31296, 31392, 34880, 35534, 39120, 39240, 41728, 41856, 46944, 52160, 52320, 53301, 58680, 62592, 62784, 69760, 71068, 78240, 78480, 83712, 88835, 93888, 104320, 104640, 106602, 117360, 125184, 125568, 139520, 142136, 156480, 156960, 159903, 177670, 187776, 208640, 209280, 213204, 234720, 251136, 266505, 284272, 312960, 313920, 319806, 355340, 375552, 418560, 426408, 469440, 533010, 568544, 625920, 627840, 639612, 710680, 799515, 852816, 938880, 1066020, 1137088, 1255680, 1279224, 1421360, 1599030, 1705632, 1877760, 2132040, 2274176, 2558448, 2842720, 3198060, 3411264, 4264080, 4548352, 5116896, 5685440, 6396120, 6822528, 8528160, 10233792, 11370880, 12792240, 13645056, 17056320, 20467584, 22741760, 25584480, 34112640, 40935168, 51168960, 68225280, 102337920, 204675840]

約数ペア:

[(1, 204675840), (2, 102337920), (3, 68225280), (4, 51168960), (5, 40935168), (6, 34112640), (8, 25584480), (9, 22741760), (10, 20467584), (12, 17056320), (15, 13645056), (16, 12792240), (18, 11370880), (20, 10233792), (24, 8528160), (30, 6822528), (32, 6396120), (36, 5685440), (40, 5116896), (45, 4548352), (48, 4264080), (60, 3411264), (64, 3198060), (72, 2842720), (80, 2558448), (90, 2274176), (96, 2132040), (109, 1877760), (120, 1705632), (128, 1599030), (144, 1421360), (160, 1279224), (163, 1255680), (180, 1137088), (192, 1066020), (218, 938880), (240, 852816), (256, 799515), (288, 710680), (320, 639612), (326, 627840), (327, 625920), (360, 568544), (384, 533010), (436, 469440), (480, 426408), (489, 418560), (545, 375552), (576, 355340), (640, 319806), (652, 313920), (654, 312960), (720, 284272), (768, 266505), (815, 251136), (872, 234720), (960, 213204), (978, 209280), (981, 208640), (1090, 187776), (1152, 177670), (1280, 159903), (1304, 156960), (1308, 156480), (1440, 142136), (1467, 139520), (1630, 125568), (1635, 125184), (1744, 117360), (1920, 106602), (1956, 104640), (1962, 104320), (2180, 93888), (2304, 88835), (2445, 83712), (2608, 78480), (2616, 78240), (2880, 71068), (2934, 69760), (3260, 62784), (3270, 62592), (3488, 58680), (3840, 53301), (3912, 52320), (3924, 52160), (4360, 46944), (4890, 41856), (4905, 41728), (5216, 39240), (5232, 39120), (5760, 35534), (5868, 34880), (6520, 31392), (6540, 31296), (6976, 29340), (7335, 27904), (7824, 26160), (7848, 26080), (8720, 23472), (9780, 20928), (9810, 20864), (10432, 19620), (10464, 19560), (11520, 17767), (11736, 17440), (13040, 15696), (13080, 15648), (13952, 14670)]