81395328

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:414

約数の個数: 128

約数和(自身を含む): 250283520

約数和(自身を除く): 168888192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 107, 112, 128, 168, 192, 214, 224, 283, 321, 336, 384, 428, 448, 566, 642, 672, 749, 849, 856, 896, 1132, 1284, 1344, 1498, 1698, 1712, 1981, 2247, 2264, 2568, 2688, 2996, 3396, 3424, 3962, 4494, 4528, 5136, 5943, 5992, 6792, 6848, 7924, 8988, 9056, 10272, 11886, 11984, 13584, 13696, 15848, 17976, 18112, 20544, 23772, 23968, 27168, 30281, 31696, 35952, 36224, 41088, 47544, 47936, 54336, 60562, 63392, 71904, 90843, 95088, 95872, 108672, 121124, 126784, 143808, 181686, 190176, 211967, 242248, 253568, 287616, 363372, 380352, 423934, 484496, 635901, 726744, 760704, 847868, 968992, 1271802, 1453488, 1695736, 1937984, 2543604, 2906976, 3391472, 3875968, 5087208, 5813952, 6782944, 10174416, 11627904, 13565888, 20348832, 27131776, 40697664, 81395328]

約数ペア:

[(1, 81395328), (2, 40697664), (3, 27131776), (4, 20348832), (6, 13565888), (7, 11627904), (8, 10174416), (12, 6782944), (14, 5813952), (16, 5087208), (21, 3875968), (24, 3391472), (28, 2906976), (32, 2543604), (42, 1937984), (48, 1695736), (56, 1453488), (64, 1271802), (84, 968992), (96, 847868), (107, 760704), (112, 726744), (128, 635901), (168, 484496), (192, 423934), (214, 380352), (224, 363372), (283, 287616), (321, 253568), (336, 242248), (384, 211967), (428, 190176), (448, 181686), (566, 143808), (642, 126784), (672, 121124), (749, 108672), (849, 95872), (856, 95088), (896, 90843), (1132, 71904), (1284, 63392), (1344, 60562), (1498, 54336), (1698, 47936), (1712, 47544), (1981, 41088), (2247, 36224), (2264, 35952), (2568, 31696), (2688, 30281), (2996, 27168), (3396, 23968), (3424, 23772), (3962, 20544), (4494, 18112), (4528, 17976), (5136, 15848), (5943, 13696), (5992, 13584), (6792, 11984), (6848, 11886), (7924, 10272), (8988, 9056)]