268739744

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:303

約数の個数: 144

約数和(自身を含む): 678827520

約数和(自身を除く): 410087776

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 91, 104, 112, 124, 169, 182, 208, 217, 224, 229, 248, 338, 364, 403, 416, 434, 458, 496, 676, 728, 806, 868, 916, 992, 1183, 1352, 1456, 1603, 1612, 1736, 1832, 2366, 2704, 2821, 2912, 2977, 3206, 3224, 3472, 3664, 4732, 5239, 5408, 5642, 5954, 6412, 6448, 6944, 7099, 7328, 9464, 10478, 11284, 11908, 12824, 12896, 14198, 18928, 20839, 20956, 22568, 23816, 25648, 28396, 36673, 37856, 38701, 41678, 41912, 45136, 47632, 49693, 51296, 56792, 73346, 77402, 83356, 83824, 90272, 92287, 95264, 99386, 113584, 146692, 154804, 166712, 167648, 184574, 198772, 227168, 270907, 293384, 309608, 333424, 369148, 397544, 541814, 586768, 619216, 646009, 666848, 738296, 795088, 1083628, 1173536, 1199731, 1238432, 1292018, 1476592, 1590176, 2167256, 2399462, 2584036, 2953184, 4334512, 4798924, 5168072, 8398117, 8669024, 9597848, 10336144, 16796234, 19195696, 20672288, 33592468, 38391392, 67184936, 134369872, 268739744]

約数ペア:

[(1, 268739744), (2, 134369872), (4, 67184936), (7, 38391392), (8, 33592468), (13, 20672288), (14, 19195696), (16, 16796234), (26, 10336144), (28, 9597848), (31, 8669024), (32, 8398117), (52, 5168072), (56, 4798924), (62, 4334512), (91, 2953184), (104, 2584036), (112, 2399462), (124, 2167256), (169, 1590176), (182, 1476592), (208, 1292018), (217, 1238432), (224, 1199731), (229, 1173536), (248, 1083628), (338, 795088), (364, 738296), (403, 666848), (416, 646009), (434, 619216), (458, 586768), (496, 541814), (676, 397544), (728, 369148), (806, 333424), (868, 309608), (916, 293384), (992, 270907), (1183, 227168), (1352, 198772), (1456, 184574), (1603, 167648), (1612, 166712), (1736, 154804), (1832, 146692), (2366, 113584), (2704, 99386), (2821, 95264), (2912, 92287), (2977, 90272), (3206, 83824), (3224, 83356), (3472, 77402), (3664, 73346), (4732, 56792), (5239, 51296), (5408, 49693), (5642, 47632), (5954, 45136), (6412, 41912), (6448, 41678), (6944, 38701), (7099, 37856), (7328, 36673), (9464, 28396), (10478, 25648), (11284, 23816), (11908, 22568), (12824, 20956), (12896, 20839), (14198, 18928)]