1642157440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1$

素因数の和:793

約数の個数: 256

約数和(自身を含む): 5005670400

約数和(自身を除く): 3363512960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 47, 55, 56, 64, 70, 77, 80, 88, 94, 110, 112, 128, 140, 154, 160, 176, 188, 220, 224, 235, 280, 308, 320, 329, 352, 376, 385, 440, 448, 470, 517, 560, 616, 640, 658, 704, 709, 752, 770, 880, 896, 940, 1034, 1120, 1232, 1316, 1408, 1418, 1504, 1540, 1645, 1760, 1880, 2068, 2240, 2464, 2585, 2632, 2836, 3008, 3080, 3290, 3520, 3545, 3619, 3760, 4136, 4480, 4928, 4963, 5170, 5264, 5672, 6016, 6160, 6580, 7040, 7090, 7238, 7520, 7799, 8272, 9856, 9926, 10340, 10528, 11344, 12320, 13160, 14180, 14476, 15040, 15598, 16544, 18095, 19852, 20680, 21056, 22688, 24640, 24815, 26320, 28360, 28952, 30080, 31196, 33088, 33323, 36190, 38995, 39704, 41360, 42112, 45376, 49280, 49630, 52640, 54593, 56720, 57904, 62392, 66176, 66646, 72380, 77990, 79408, 82720, 90752, 99260, 105280, 109186, 113440, 115808, 124784, 133292, 144760, 155980, 158816, 165440, 166615, 198520, 210560, 218372, 226880, 231616, 233261, 249568, 266584, 272965, 289520, 311960, 317632, 330880, 333230, 366553, 397040, 436744, 453760, 463232, 466522, 499136, 533168, 545930, 579040, 623920, 635264, 666460, 733106, 794080, 873488, 933044, 998272, 1066336, 1091860, 1158080, 1166305, 1247840, 1332920, 1466212, 1588160, 1746976, 1832765, 1866088, 2132672, 2183720, 2316160, 2332610, 2495680, 2565871, 2665840, 2932424, 3176320, 3493952, 3665530, 3732176, 4265344, 4367440, 4665220, 4991360, 5131742, 5331680, 5864848, 6987904, 7331060, 7464352, 8734880, 9330440, 10263484, 10663360, 11729696, 12829355, 14662120, 14928704, 17469760, 18660880, 20526968, 21326720, 23459392, 25658710, 29324240, 29857408, 34939520, 37321760, 41053936, 46918784, 51317420, 58648480, 74643520, 82107872, 102634840, 117296960, 149287040, 164215744, 205269680, 234593920, 328431488, 410539360, 821078720, 1642157440]

約数ペア:

[(1, 1642157440), (2, 821078720), (4, 410539360), (5, 328431488), (7, 234593920), (8, 205269680), (10, 164215744), (11, 149287040), (14, 117296960), (16, 102634840), (20, 82107872), (22, 74643520), (28, 58648480), (32, 51317420), (35, 46918784), (40, 41053936), (44, 37321760), (47, 34939520), (55, 29857408), (56, 29324240), (64, 25658710), (70, 23459392), (77, 21326720), (80, 20526968), (88, 18660880), (94, 17469760), (110, 14928704), (112, 14662120), (128, 12829355), (140, 11729696), (154, 10663360), (160, 10263484), (176, 9330440), (188, 8734880), (220, 7464352), (224, 7331060), (235, 6987904), (280, 5864848), (308, 5331680), (320, 5131742), (329, 4991360), (352, 4665220), (376, 4367440), (385, 4265344), (440, 3732176), (448, 3665530), (470, 3493952), (517, 3176320), (560, 2932424), (616, 2665840), (640, 2565871), (658, 2495680), (704, 2332610), (709, 2316160), (752, 2183720), (770, 2132672), (880, 1866088), (896, 1832765), (940, 1746976), (1034, 1588160), (1120, 1466212), (1232, 1332920), (1316, 1247840), (1408, 1166305), (1418, 1158080), (1504, 1091860), (1540, 1066336), (1645, 998272), (1760, 933044), (1880, 873488), (2068, 794080), (2240, 733106), (2464, 666460), (2585, 635264), (2632, 623920), (2836, 579040), (3008, 545930), (3080, 533168), (3290, 499136), (3520, 466522), (3545, 463232), (3619, 453760), (3760, 436744), (4136, 397040), (4480, 366553), (4928, 333230), (4963, 330880), (5170, 317632), (5264, 311960), (5672, 289520), (6016, 272965), (6160, 266584), (6580, 249568), (7040, 233261), (7090, 231616), (7238, 226880), (7520, 218372), (7799, 210560), (8272, 198520), (9856, 166615), (9926, 165440), (10340, 158816), (10528, 155980), (11344, 144760), (12320, 133292), (13160, 124784), (14180, 115808), (14476, 113440), (15040, 109186), (15598, 105280), (16544, 99260), (18095, 90752), (19852, 82720), (20680, 79408), (21056, 77990), (22688, 72380), (24640, 66646), (24815, 66176), (26320, 62392), (28360, 57904), (28952, 56720), (30080, 54593), (31196, 52640), (33088, 49630), (33323, 49280), (36190, 45376), (38995, 42112), (39704, 41360)]