8658720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{859}}^1$

素因数の和:887

約数の個数: 144

約数和(自身を含む): 33808320

約数和(自身を除く): 25149600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 859, 1008, 1120, 1260, 1440, 1680, 1718, 2016, 2520, 2577, 3360, 3436, 4295, 5040, 5154, 6013, 6872, 7731, 8590, 10080, 10308, 12026, 12885, 13744, 15462, 17180, 18039, 20616, 24052, 25770, 27488, 30065, 30924, 34360, 36078, 38655, 41232, 48104, 51540, 54117, 60130, 61848, 68720, 72156, 77310, 82464, 90195, 96208, 103080, 108234, 120260, 123696, 137440, 144312, 154620, 180390, 192416, 206160, 216468, 240520, 247392, 270585, 288624, 309240, 360780, 412320, 432936, 481040, 541170, 577248, 618480, 721560, 865872, 962080, 1082340, 1236960, 1443120, 1731744, 2164680, 2886240, 4329360, 8658720]

約数ペア:

[(1, 8658720), (2, 4329360), (3, 2886240), (4, 2164680), (5, 1731744), (6, 1443120), (7, 1236960), (8, 1082340), (9, 962080), (10, 865872), (12, 721560), (14, 618480), (15, 577248), (16, 541170), (18, 481040), (20, 432936), (21, 412320), (24, 360780), (28, 309240), (30, 288624), (32, 270585), (35, 247392), (36, 240520), (40, 216468), (42, 206160), (45, 192416), (48, 180390), (56, 154620), (60, 144312), (63, 137440), (70, 123696), (72, 120260), (80, 108234), (84, 103080), (90, 96208), (96, 90195), (105, 82464), (112, 77310), (120, 72156), (126, 68720), (140, 61848), (144, 60130), (160, 54117), (168, 51540), (180, 48104), (210, 41232), (224, 38655), (240, 36078), (252, 34360), (280, 30924), (288, 30065), (315, 27488), (336, 25770), (360, 24052), (420, 20616), (480, 18039), (504, 17180), (560, 15462), (630, 13744), (672, 12885), (720, 12026), (840, 10308), (859, 10080), (1008, 8590), (1120, 7731), (1260, 6872), (1440, 6013), (1680, 5154), (1718, 5040), (2016, 4295), (2520, 3436), (2577, 3360)]