27439440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{16333}}^1$

素因数の和:16356

約数の個数: 80

約数和(自身を含む): 97219968

約数和(自身を除く): 69780528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 16333, 32666, 48999, 65332, 81665, 97998, 114331, 130664, 163330, 195996, 228662, 244995, 261328, 326660, 342993, 391992, 457324, 489990, 571655, 653320, 685986, 783984, 914648, 979980, 1143310, 1306640, 1371972, 1714965, 1829296, 1959960, 2286620, 2743944, 3429930, 3919920, 4573240, 5487888, 6859860, 9146480, 13719720, 27439440]

約数ペア:

[(1, 27439440), (2, 13719720), (3, 9146480), (4, 6859860), (5, 5487888), (6, 4573240), (7, 3919920), (8, 3429930), (10, 2743944), (12, 2286620), (14, 1959960), (15, 1829296), (16, 1714965), (20, 1371972), (21, 1306640), (24, 1143310), (28, 979980), (30, 914648), (35, 783984), (40, 685986), (42, 653320), (48, 571655), (56, 489990), (60, 457324), (70, 391992), (80, 342993), (84, 326660), (105, 261328), (112, 244995), (120, 228662), (140, 195996), (168, 163330), (210, 130664), (240, 114331), (280, 97998), (336, 81665), (420, 65332), (560, 48999), (840, 32666), (1680, 16333)]