191907160

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1021}}^1$

素因数の和:1196

約数の個数: 64

約数和(自身を含む): 447390720

約数和(自身を除く): 255483560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 127, 148, 185, 254, 296, 370, 508, 635, 740, 1016, 1021, 1270, 1480, 2042, 2540, 4084, 4699, 5080, 5105, 8168, 9398, 10210, 18796, 20420, 23495, 37592, 37777, 40840, 46990, 75554, 93980, 129667, 151108, 187960, 188885, 259334, 302216, 377770, 518668, 648335, 755540, 1037336, 1296670, 1511080, 2593340, 4797679, 5186680, 9595358, 19190716, 23988395, 38381432, 47976790, 95953580, 191907160]

約数ペア:

[(1, 191907160), (2, 95953580), (4, 47976790), (5, 38381432), (8, 23988395), (10, 19190716), (20, 9595358), (37, 5186680), (40, 4797679), (74, 2593340), (127, 1511080), (148, 1296670), (185, 1037336), (254, 755540), (296, 648335), (370, 518668), (508, 377770), (635, 302216), (740, 259334), (1016, 188885), (1021, 187960), (1270, 151108), (1480, 129667), (2042, 93980), (2540, 75554), (4084, 46990), (4699, 40840), (5080, 37777), (5105, 37592), (8168, 23495), (9398, 20420), (10210, 18796)]