78771528

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:329

約数の個数: 160

約数和(自身を含む): 247246560

約数和(自身を除く): 168475032

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 43, 44, 54, 66, 72, 81, 86, 88, 99, 108, 129, 132, 162, 172, 198, 216, 257, 258, 264, 297, 324, 344, 387, 396, 473, 514, 516, 594, 648, 771, 774, 792, 891, 946, 1028, 1032, 1161, 1188, 1419, 1542, 1548, 1782, 1892, 2056, 2313, 2322, 2376, 2827, 2838, 3084, 3096, 3483, 3564, 3784, 4257, 4626, 4644, 5654, 5676, 6168, 6939, 6966, 7128, 8481, 8514, 9252, 9288, 11051, 11308, 11352, 12771, 13878, 13932, 16962, 17028, 18504, 20817, 22102, 22616, 25443, 25542, 27756, 27864, 33153, 33924, 34056, 38313, 41634, 44204, 50886, 51084, 55512, 66306, 67848, 76329, 76626, 83268, 88408, 99459, 101772, 102168, 121561, 132612, 152658, 153252, 166536, 198918, 203544, 228987, 243122, 265224, 298377, 305316, 306504, 364683, 397836, 457974, 486244, 596754, 610632, 729366, 795672, 895131, 915948, 972488, 1094049, 1193508, 1458732, 1790262, 1831896, 2188098, 2387016, 2917464, 3282147, 3580524, 4376196, 6564294, 7161048, 8752392, 9846441, 13128588, 19692882, 26257176, 39385764, 78771528]

約数ペア:

[(1, 78771528), (2, 39385764), (3, 26257176), (4, 19692882), (6, 13128588), (8, 9846441), (9, 8752392), (11, 7161048), (12, 6564294), (18, 4376196), (22, 3580524), (24, 3282147), (27, 2917464), (33, 2387016), (36, 2188098), (43, 1831896), (44, 1790262), (54, 1458732), (66, 1193508), (72, 1094049), (81, 972488), (86, 915948), (88, 895131), (99, 795672), (108, 729366), (129, 610632), (132, 596754), (162, 486244), (172, 457974), (198, 397836), (216, 364683), (257, 306504), (258, 305316), (264, 298377), (297, 265224), (324, 243122), (344, 228987), (387, 203544), (396, 198918), (473, 166536), (514, 153252), (516, 152658), (594, 132612), (648, 121561), (771, 102168), (774, 101772), (792, 99459), (891, 88408), (946, 83268), (1028, 76626), (1032, 76329), (1161, 67848), (1188, 66306), (1419, 55512), (1542, 51084), (1548, 50886), (1782, 44204), (1892, 41634), (2056, 38313), (2313, 34056), (2322, 33924), (2376, 33153), (2827, 27864), (2838, 27756), (3084, 25542), (3096, 25443), (3483, 22616), (3564, 22102), (3784, 20817), (4257, 18504), (4626, 17028), (4644, 16962), (5654, 13932), (5676, 13878), (6168, 12771), (6939, 11352), (6966, 11308), (7128, 11051), (8481, 9288), (8514, 9252)]