127786368

素因数分解:

$2^7\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 355449600

約数和(自身を除く): 227663232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 71, 86, 96, 109, 128, 129, 142, 172, 192, 213, 218, 258, 284, 327, 344, 384, 426, 436, 516, 568, 654, 688, 852, 872, 1032, 1136, 1308, 1376, 1704, 1744, 2064, 2272, 2616, 2752, 3053, 3408, 3488, 4128, 4544, 4687, 5232, 5504, 6106, 6816, 6976, 7739, 8256, 9088, 9159, 9374, 10464, 12212, 13632, 13952, 14061, 15478, 16512, 18318, 18748, 20928, 23217, 24424, 27264, 28122, 30956, 36636, 37496, 41856, 46434, 48848, 56244, 61912, 73272, 74992, 92868, 97696, 112488, 123824, 146544, 149984, 185736, 195392, 224976, 247648, 293088, 299968, 332777, 371472, 390784, 449952, 495296, 586176, 599936, 665554, 742944, 899904, 990592, 998331, 1172352, 1331108, 1485888, 1799808, 1996662, 2662216, 2971776, 3993324, 5324432, 7986648, 10648864, 15973296, 21297728, 31946592, 42595456, 63893184, 127786368]

約数ペア:

[(1, 127786368), (2, 63893184), (3, 42595456), (4, 31946592), (6, 21297728), (8, 15973296), (12, 10648864), (16, 7986648), (24, 5324432), (32, 3993324), (43, 2971776), (48, 2662216), (64, 1996662), (71, 1799808), (86, 1485888), (96, 1331108), (109, 1172352), (128, 998331), (129, 990592), (142, 899904), (172, 742944), (192, 665554), (213, 599936), (218, 586176), (258, 495296), (284, 449952), (327, 390784), (344, 371472), (384, 332777), (426, 299968), (436, 293088), (516, 247648), (568, 224976), (654, 195392), (688, 185736), (852, 149984), (872, 146544), (1032, 123824), (1136, 112488), (1308, 97696), (1376, 92868), (1704, 74992), (1744, 73272), (2064, 61912), (2272, 56244), (2616, 48848), (2752, 46434), (3053, 41856), (3408, 37496), (3488, 36636), (4128, 30956), (4544, 28122), (4687, 27264), (5232, 24424), (5504, 23217), (6106, 20928), (6816, 18748), (6976, 18318), (7739, 16512), (8256, 15478), (9088, 14061), (9159, 13952), (9374, 13632), (10464, 12212)]