1771489920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{499}}^1$

素因数の和:607

約数の個数: 192

約数和(自身を含む): 5792580000

約数和(自身を除く): 4021090080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 258, 320, 344, 384, 430, 480, 499, 516, 640, 645, 688, 860, 960, 998, 1032, 1290, 1376, 1497, 1720, 1849, 1920, 1996, 2064, 2495, 2580, 2752, 2994, 3440, 3698, 3992, 4128, 4990, 5160, 5504, 5547, 5988, 6880, 7396, 7485, 7984, 8256, 9245, 9980, 10320, 11094, 11976, 13760, 14792, 14970, 15968, 16512, 18490, 19960, 20640, 21457, 22188, 23952, 27520, 27735, 29584, 29940, 31936, 36980, 39920, 41280, 42914, 44376, 47904, 55470, 59168, 59880, 63872, 64371, 73960, 79840, 82560, 85828, 88752, 95808, 107285, 110940, 118336, 119760, 128742, 147920, 159680, 171656, 177504, 191616, 214570, 221880, 236672, 239520, 257484, 295840, 319360, 321855, 343312, 355008, 429140, 443760, 479040, 514968, 591680, 643710, 686624, 710016, 858280, 887520, 922651, 958080, 1029936, 1183360, 1287420, 1373248, 1716560, 1775040, 1845302, 2059872, 2574840, 2746496, 2767953, 3433120, 3550080, 3690604, 4119744, 4613255, 5149680, 5535906, 6866240, 7381208, 8239488, 9226510, 10299360, 11071812, 13732480, 13839765, 14762416, 18453020, 20598720, 22143624, 27679530, 29524832, 36906040, 41197440, 44287248, 55359060, 59049664, 73812080, 88574496, 110718120, 118099328, 147624160, 177148992, 221436240, 295248320, 354297984, 442872480, 590496640, 885744960, 1771489920]

約数ペア:

[(1, 1771489920), (2, 885744960), (3, 590496640), (4, 442872480), (5, 354297984), (6, 295248320), (8, 221436240), (10, 177148992), (12, 147624160), (15, 118099328), (16, 110718120), (20, 88574496), (24, 73812080), (30, 59049664), (32, 55359060), (40, 44287248), (43, 41197440), (48, 36906040), (60, 29524832), (64, 27679530), (80, 22143624), (86, 20598720), (96, 18453020), (120, 14762416), (128, 13839765), (129, 13732480), (160, 11071812), (172, 10299360), (192, 9226510), (215, 8239488), (240, 7381208), (258, 6866240), (320, 5535906), (344, 5149680), (384, 4613255), (430, 4119744), (480, 3690604), (499, 3550080), (516, 3433120), (640, 2767953), (645, 2746496), (688, 2574840), (860, 2059872), (960, 1845302), (998, 1775040), (1032, 1716560), (1290, 1373248), (1376, 1287420), (1497, 1183360), (1720, 1029936), (1849, 958080), (1920, 922651), (1996, 887520), (2064, 858280), (2495, 710016), (2580, 686624), (2752, 643710), (2994, 591680), (3440, 514968), (3698, 479040), (3992, 443760), (4128, 429140), (4990, 355008), (5160, 343312), (5504, 321855), (5547, 319360), (5988, 295840), (6880, 257484), (7396, 239520), (7485, 236672), (7984, 221880), (8256, 214570), (9245, 191616), (9980, 177504), (10320, 171656), (11094, 159680), (11976, 147920), (13760, 128742), (14792, 119760), (14970, 118336), (15968, 110940), (16512, 107285), (18490, 95808), (19960, 88752), (20640, 85828), (21457, 82560), (22188, 79840), (23952, 73960), (27520, 64371), (27735, 63872), (29584, 59880), (29940, 59168), (31936, 55470), (36980, 47904), (39920, 44376), (41280, 42914)]