431657440

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{467}}^1$

素因数の和:644

約数の個数: 96

約数和(自身を含む): 1050809760

約数和(自身を除く): 619152320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 109, 160, 212, 218, 265, 424, 436, 467, 530, 545, 848, 872, 934, 1060, 1090, 1696, 1744, 1868, 2120, 2180, 2335, 3488, 3736, 4240, 4360, 4670, 5777, 7472, 8480, 8720, 9340, 11554, 14944, 17440, 18680, 23108, 24751, 28885, 37360, 46216, 49502, 50903, 57770, 74720, 92432, 99004, 101806, 115540, 123755, 184864, 198008, 203612, 231080, 247510, 254515, 396016, 407224, 462160, 495020, 509030, 792032, 814448, 924320, 990040, 1018060, 1628896, 1980080, 2036120, 2697859, 3960160, 4072240, 5395718, 8144480, 10791436, 13489295, 21582872, 26978590, 43165744, 53957180, 86331488, 107914360, 215828720, 431657440]

約数ペア:

[(1, 431657440), (2, 215828720), (4, 107914360), (5, 86331488), (8, 53957180), (10, 43165744), (16, 26978590), (20, 21582872), (32, 13489295), (40, 10791436), (53, 8144480), (80, 5395718), (106, 4072240), (109, 3960160), (160, 2697859), (212, 2036120), (218, 1980080), (265, 1628896), (424, 1018060), (436, 990040), (467, 924320), (530, 814448), (545, 792032), (848, 509030), (872, 495020), (934, 462160), (1060, 407224), (1090, 396016), (1696, 254515), (1744, 247510), (1868, 231080), (2120, 203612), (2180, 198008), (2335, 184864), (3488, 123755), (3736, 115540), (4240, 101806), (4360, 99004), (4670, 92432), (5777, 74720), (7472, 57770), (8480, 50903), (8720, 49502), (9340, 46216), (11554, 37360), (14944, 28885), (17440, 24751), (18680, 23108)]