256583184

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1289}}^1$

素因数の和:1353

約数の個数: 160

約数和(自身を含む): 806198400

約数和(自身を除く): 549615216

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 29, 33, 39, 44, 48, 52, 58, 66, 78, 87, 88, 104, 116, 132, 143, 156, 174, 176, 208, 232, 264, 286, 312, 319, 348, 377, 429, 464, 528, 572, 624, 638, 696, 754, 858, 957, 1131, 1144, 1276, 1289, 1392, 1508, 1716, 1914, 2262, 2288, 2552, 2578, 3016, 3432, 3828, 3867, 4147, 4524, 5104, 5156, 6032, 6864, 7656, 7734, 8294, 9048, 10312, 12441, 14179, 15312, 15468, 16588, 16757, 18096, 20624, 24882, 28358, 30936, 33176, 33514, 37381, 42537, 49764, 50271, 56716, 61872, 66352, 67028, 74762, 85074, 99528, 100542, 112143, 113432, 134056, 149524, 170148, 184327, 199056, 201084, 224286, 226864, 268112, 299048, 340296, 368654, 402168, 411191, 448572, 485953, 552981, 598096, 680592, 737308, 804336, 822382, 897144, 971906, 1105962, 1233573, 1457859, 1474616, 1644764, 1794288, 1943812, 2211924, 2467146, 2915718, 2949232, 3289528, 3887624, 4423848, 4934292, 5345483, 5831436, 6579056, 7775248, 8847696, 9868584, 10690966, 11662872, 16036449, 19737168, 21381932, 23325744, 32072898, 42763864, 64145796, 85527728, 128291592, 256583184]

約数ペア:

[(1, 256583184), (2, 128291592), (3, 85527728), (4, 64145796), (6, 42763864), (8, 32072898), (11, 23325744), (12, 21381932), (13, 19737168), (16, 16036449), (22, 11662872), (24, 10690966), (26, 9868584), (29, 8847696), (33, 7775248), (39, 6579056), (44, 5831436), (48, 5345483), (52, 4934292), (58, 4423848), (66, 3887624), (78, 3289528), (87, 2949232), (88, 2915718), (104, 2467146), (116, 2211924), (132, 1943812), (143, 1794288), (156, 1644764), (174, 1474616), (176, 1457859), (208, 1233573), (232, 1105962), (264, 971906), (286, 897144), (312, 822382), (319, 804336), (348, 737308), (377, 680592), (429, 598096), (464, 552981), (528, 485953), (572, 448572), (624, 411191), (638, 402168), (696, 368654), (754, 340296), (858, 299048), (957, 268112), (1131, 226864), (1144, 224286), (1276, 201084), (1289, 199056), (1392, 184327), (1508, 170148), (1716, 149524), (1914, 134056), (2262, 113432), (2288, 112143), (2552, 100542), (2578, 99528), (3016, 85074), (3432, 74762), (3828, 67028), (3867, 66352), (4147, 61872), (4524, 56716), (5104, 50271), (5156, 49764), (6032, 42537), (6864, 37381), (7656, 33514), (7734, 33176), (8294, 30936), (9048, 28358), (10312, 24882), (12441, 20624), (14179, 18096), (15312, 16757), (15468, 16588)]