271581880

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{277}}^1$

素因数の和:608

約数の個数: 64

約数和(自身を含む): 621296640

約数和(自身を除く): 349714760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 193, 254, 277, 386, 508, 554, 635, 772, 965, 1016, 1108, 1270, 1385, 1544, 1930, 2216, 2540, 2770, 3860, 5080, 5540, 7720, 11080, 24511, 35179, 49022, 53461, 70358, 98044, 106922, 122555, 140716, 175895, 196088, 213844, 245110, 267305, 281432, 351790, 427688, 490220, 534610, 703580, 980440, 1069220, 1407160, 2138440, 6789547, 13579094, 27158188, 33947735, 54316376, 67895470, 135790940, 271581880]

約数ペア:

[(1, 271581880), (2, 135790940), (4, 67895470), (5, 54316376), (8, 33947735), (10, 27158188), (20, 13579094), (40, 6789547), (127, 2138440), (193, 1407160), (254, 1069220), (277, 980440), (386, 703580), (508, 534610), (554, 490220), (635, 427688), (772, 351790), (965, 281432), (1016, 267305), (1108, 245110), (1270, 213844), (1385, 196088), (1544, 175895), (1930, 140716), (2216, 122555), (2540, 106922), (2770, 98044), (3860, 70358), (5080, 53461), (5540, 49022), (7720, 35179), (11080, 24511)]