122218880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{27281}}^1$

素因数の和:27307

約数の個数: 64

約数和(自身を含む): 333931680

約数和(自身を除く): 211712800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 27281, 54562, 109124, 136405, 190967, 218248, 272810, 381934, 436496, 545620, 763868, 872992, 954835, 1091240, 1527736, 1745984, 1909670, 2182480, 3055472, 3491968, 3819340, 4364960, 6110944, 7638680, 8729920, 12221888, 15277360, 17459840, 24443776, 30554720, 61109440, 122218880]

約数ペア:

[(1, 122218880), (2, 61109440), (4, 30554720), (5, 24443776), (7, 17459840), (8, 15277360), (10, 12221888), (14, 8729920), (16, 7638680), (20, 6110944), (28, 4364960), (32, 3819340), (35, 3491968), (40, 3055472), (56, 2182480), (64, 1909670), (70, 1745984), (80, 1527736), (112, 1091240), (128, 954835), (140, 872992), (160, 763868), (224, 545620), (280, 436496), (320, 381934), (448, 272810), (560, 218248), (640, 190967), (896, 136405), (1120, 109124), (2240, 54562), (4480, 27281)]