1284769920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{877}}^1$

素因数の和:1015

約数の個数: 256

約数和(自身を含む): 4728556800

約数和(自身を除く): 3443786880

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, 56, 60, 64, 70, 80, 84, 96, 105, 109, 112, 120, 128, 140, 160, 168, 192, 210, 218, 224, 240, 280, 320, 327, 336, 384, 420, 436, 448, 480, 545, 560, 640, 654, 672, 763, 840, 872, 877, 896, 960, 1090, 1120, 1308, 1344, 1526, 1635, 1680, 1744, 1754, 1920, 2180, 2240, 2289, 2616, 2631, 2688, 3052, 3270, 3360, 3488, 3508, 3815, 4360, 4385, 4480, 4578, 5232, 5262, 6104, 6139, 6540, 6720, 6976, 7016, 7630, 8720, 8770, 9156, 10464, 10524, 11445, 12208, 12278, 13080, 13155, 13440, 13952, 14032, 15260, 17440, 17540, 18312, 18417, 20928, 21048, 22890, 24416, 24556, 26160, 26310, 28064, 30520, 30695, 34880, 35080, 36624, 36834, 41856, 42096, 45780, 48832, 49112, 52320, 52620, 56128, 61040, 61390, 69760, 70160, 73248, 73668, 84192, 91560, 92085, 95593, 97664, 98224, 104640, 105240, 112256, 122080, 122780, 140320, 146496, 147336, 168384, 183120, 184170, 191186, 196448, 209280, 210480, 244160, 245560, 280640, 286779, 292992, 294672, 336768, 366240, 368340, 382372, 392896, 420960, 477965, 488320, 491120, 561280, 573558, 589344, 669151, 732480, 736680, 764744, 785792, 841920, 955930, 982240, 1147116, 1178688, 1338302, 1433895, 1464960, 1473360, 1529488, 1683840, 1911860, 1964480, 2007453, 2294232, 2357376, 2676604, 2867790, 2946720, 3058976, 3345755, 3823720, 3928960, 4014906, 4588464, 5353208, 5735580, 5893440, 6117952, 6691510, 7647440, 8029812, 9176928, 10037265, 10706416, 11471160, 11786880, 12235904, 13383020, 15294880, 16059624, 18353856, 20074530, 21412832, 22942320, 26766040, 30589760, 32119248, 36707712, 40149060, 42825664, 45884640, 53532080, 61179520, 64238496, 80298120, 85651328, 91769280, 107064160, 128476992, 160596240, 183538560, 214128320, 256953984, 321192480, 428256640, 642384960, 1284769920]

約数ペア:

[(1, 1284769920), (2, 642384960), (3, 428256640), (4, 321192480), (5, 256953984), (6, 214128320), (7, 183538560), (8, 160596240), (10, 128476992), (12, 107064160), (14, 91769280), (15, 85651328), (16, 80298120), (20, 64238496), (21, 61179520), (24, 53532080), (28, 45884640), (30, 42825664), (32, 40149060), (35, 36707712), (40, 32119248), (42, 30589760), (48, 26766040), (56, 22942320), (60, 21412832), (64, 20074530), (70, 18353856), (80, 16059624), (84, 15294880), (96, 13383020), (105, 12235904), (109, 11786880), (112, 11471160), (120, 10706416), (128, 10037265), (140, 9176928), (160, 8029812), (168, 7647440), (192, 6691510), (210, 6117952), (218, 5893440), (224, 5735580), (240, 5353208), (280, 4588464), (320, 4014906), (327, 3928960), (336, 3823720), (384, 3345755), (420, 3058976), (436, 2946720), (448, 2867790), (480, 2676604), (545, 2357376), (560, 2294232), (640, 2007453), (654, 1964480), (672, 1911860), (763, 1683840), (840, 1529488), (872, 1473360), (877, 1464960), (896, 1433895), (960, 1338302), (1090, 1178688), (1120, 1147116), (1308, 982240), (1344, 955930), (1526, 841920), (1635, 785792), (1680, 764744), (1744, 736680), (1754, 732480), (1920, 669151), (2180, 589344), (2240, 573558), (2289, 561280), (2616, 491120), (2631, 488320), (2688, 477965), (3052, 420960), (3270, 392896), (3360, 382372), (3488, 368340), (3508, 366240), (3815, 336768), (4360, 294672), (4385, 292992), (4480, 286779), (4578, 280640), (5232, 245560), (5262, 244160), (6104, 210480), (6139, 209280), (6540, 196448), (6720, 191186), (6976, 184170), (7016, 183120), (7630, 168384), (8720, 147336), (8770, 146496), (9156, 140320), (10464, 122780), (10524, 122080), (11445, 112256), (12208, 105240), (12278, 104640), (13080, 98224), (13155, 97664), (13440, 95593), (13952, 92085), (14032, 91560), (15260, 84192), (17440, 73668), (17540, 73248), (18312, 70160), (18417, 69760), (20928, 61390), (21048, 61040), (22890, 56128), (24416, 52620), (24556, 52320), (26160, 49112), (26310, 48832), (28064, 45780), (30520, 42096), (30695, 41856), (34880, 36834), (35080, 36624)]