16883440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 120

約数和(自身を含む): 47072880

約数和(自身を除く): 30189440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 59, 70, 73, 80, 98, 112, 118, 140, 146, 196, 236, 245, 280, 292, 295, 365, 392, 413, 472, 490, 511, 560, 584, 590, 730, 784, 826, 944, 980, 1022, 1168, 1180, 1460, 1652, 1960, 2044, 2065, 2360, 2555, 2891, 2920, 3304, 3577, 3920, 4088, 4130, 4307, 4720, 5110, 5782, 5840, 6608, 7154, 8176, 8260, 8614, 10220, 11564, 14308, 14455, 16520, 17228, 17885, 20440, 21535, 23128, 28616, 28910, 30149, 33040, 34456, 35770, 40880, 43070, 46256, 57232, 57820, 60298, 68912, 71540, 86140, 115640, 120596, 143080, 150745, 172280, 211043, 231280, 241192, 286160, 301490, 344560, 422086, 482384, 602980, 844172, 1055215, 1205960, 1688344, 2110430, 2411920, 3376688, 4220860, 8441720, 16883440]

約数ペア:

[(1, 16883440), (2, 8441720), (4, 4220860), (5, 3376688), (7, 2411920), (8, 2110430), (10, 1688344), (14, 1205960), (16, 1055215), (20, 844172), (28, 602980), (35, 482384), (40, 422086), (49, 344560), (56, 301490), (59, 286160), (70, 241192), (73, 231280), (80, 211043), (98, 172280), (112, 150745), (118, 143080), (140, 120596), (146, 115640), (196, 86140), (236, 71540), (245, 68912), (280, 60298), (292, 57820), (295, 57232), (365, 46256), (392, 43070), (413, 40880), (472, 35770), (490, 34456), (511, 33040), (560, 30149), (584, 28910), (590, 28616), (730, 23128), (784, 21535), (826, 20440), (944, 17885), (980, 17228), (1022, 16520), (1168, 14455), (1180, 14308), (1460, 11564), (1652, 10220), (1960, 8614), (2044, 8260), (2065, 8176), (2360, 7154), (2555, 6608), (2891, 5840), (2920, 5782), (3304, 5110), (3577, 4720), (3920, 4307), (4088, 4130)]