258195564

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:380

約数の個数: 144

約数和(自身を含む): 743783040

約数和(自身を除く): 485587476

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 59, 66, 86, 99, 118, 129, 132, 172, 177, 198, 236, 257, 258, 354, 387, 396, 473, 514, 516, 531, 649, 708, 771, 774, 946, 1028, 1062, 1298, 1419, 1542, 1548, 1892, 1947, 2124, 2313, 2537, 2596, 2827, 2838, 3084, 3894, 4257, 4626, 5074, 5654, 5676, 5841, 7611, 7788, 8481, 8514, 9252, 10148, 11051, 11308, 11682, 15163, 15222, 16962, 17028, 22102, 22833, 23364, 25443, 27907, 30326, 30444, 33153, 33924, 44204, 45489, 45666, 50886, 55814, 60652, 66306, 83721, 90978, 91332, 99459, 101772, 111628, 121561, 132612, 136467, 166793, 167442, 181956, 198918, 243122, 251163, 272934, 333586, 334884, 364683, 397836, 486244, 500379, 502326, 545868, 652009, 667172, 729366, 1000758, 1004652, 1094049, 1304018, 1458732, 1501137, 1956027, 2001516, 2188098, 2608036, 3002274, 3912054, 4376196, 5868081, 6004548, 7172099, 7824108, 11736162, 14344198, 21516297, 23472324, 28688396, 43032594, 64548891, 86065188, 129097782, 258195564]

約数ペア:

[(1, 258195564), (2, 129097782), (3, 86065188), (4, 64548891), (6, 43032594), (9, 28688396), (11, 23472324), (12, 21516297), (18, 14344198), (22, 11736162), (33, 7824108), (36, 7172099), (43, 6004548), (44, 5868081), (59, 4376196), (66, 3912054), (86, 3002274), (99, 2608036), (118, 2188098), (129, 2001516), (132, 1956027), (172, 1501137), (177, 1458732), (198, 1304018), (236, 1094049), (257, 1004652), (258, 1000758), (354, 729366), (387, 667172), (396, 652009), (473, 545868), (514, 502326), (516, 500379), (531, 486244), (649, 397836), (708, 364683), (771, 334884), (774, 333586), (946, 272934), (1028, 251163), (1062, 243122), (1298, 198918), (1419, 181956), (1542, 167442), (1548, 166793), (1892, 136467), (1947, 132612), (2124, 121561), (2313, 111628), (2537, 101772), (2596, 99459), (2827, 91332), (2838, 90978), (3084, 83721), (3894, 66306), (4257, 60652), (4626, 55814), (5074, 50886), (5654, 45666), (5676, 45489), (5841, 44204), (7611, 33924), (7788, 33153), (8481, 30444), (8514, 30326), (9252, 27907), (10148, 25443), (11051, 23364), (11308, 22833), (11682, 22102), (15163, 17028), (15222, 16962)]