255778848

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1289}}^1$

素因数の和:1371

約数の個数: 144

約数和(自身を含む): 798721560

約数和(自身を除く): 542942712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 53, 72, 78, 96, 104, 106, 117, 144, 156, 159, 208, 212, 234, 288, 312, 318, 416, 424, 468, 477, 624, 636, 689, 848, 936, 954, 1248, 1272, 1289, 1378, 1696, 1872, 1908, 2067, 2544, 2578, 2756, 3744, 3816, 3867, 4134, 5088, 5156, 5512, 6201, 7632, 7734, 8268, 10312, 11024, 11601, 12402, 15264, 15468, 16536, 16757, 20624, 22048, 23202, 24804, 30936, 33072, 33514, 41248, 46404, 49608, 50271, 61872, 66144, 67028, 68317, 92808, 99216, 100542, 123744, 134056, 136634, 150813, 185616, 198432, 201084, 204951, 268112, 273268, 301626, 371232, 402168, 409902, 536224, 546536, 603252, 614853, 804336, 819804, 888121, 1093072, 1206504, 1229706, 1608672, 1639608, 1776242, 2186144, 2413008, 2459412, 2664363, 3279216, 3552484, 4826016, 4918824, 5328726, 6558432, 7104968, 7993089, 9837648, 10657452, 14209936, 15986178, 19675296, 21314904, 28419872, 31972356, 42629808, 63944712, 85259616, 127889424, 255778848]

約数ペア:

[(1, 255778848), (2, 127889424), (3, 85259616), (4, 63944712), (6, 42629808), (8, 31972356), (9, 28419872), (12, 21314904), (13, 19675296), (16, 15986178), (18, 14209936), (24, 10657452), (26, 9837648), (32, 7993089), (36, 7104968), (39, 6558432), (48, 5328726), (52, 4918824), (53, 4826016), (72, 3552484), (78, 3279216), (96, 2664363), (104, 2459412), (106, 2413008), (117, 2186144), (144, 1776242), (156, 1639608), (159, 1608672), (208, 1229706), (212, 1206504), (234, 1093072), (288, 888121), (312, 819804), (318, 804336), (416, 614853), (424, 603252), (468, 546536), (477, 536224), (624, 409902), (636, 402168), (689, 371232), (848, 301626), (936, 273268), (954, 268112), (1248, 204951), (1272, 201084), (1289, 198432), (1378, 185616), (1696, 150813), (1872, 136634), (1908, 134056), (2067, 123744), (2544, 100542), (2578, 99216), (2756, 92808), (3744, 68317), (3816, 67028), (3867, 66144), (4134, 61872), (5088, 50271), (5156, 49608), (5512, 46404), (6201, 41248), (7632, 33514), (7734, 33072), (8268, 30936), (10312, 24804), (11024, 23202), (11601, 22048), (12402, 20624), (15264, 16757), (15468, 16536)]