40782816

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:321

約数の個数: 144

約数和(自身を含む): 126781200

約数和(自身を除く): 85998384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 29, 32, 36, 38, 48, 57, 58, 72, 76, 87, 96, 114, 116, 144, 152, 171, 174, 228, 232, 257, 261, 288, 304, 342, 348, 456, 464, 514, 522, 551, 608, 684, 696, 771, 912, 928, 1028, 1044, 1102, 1368, 1392, 1542, 1653, 1824, 2056, 2088, 2204, 2313, 2736, 2784, 3084, 3306, 4112, 4176, 4408, 4626, 4883, 4959, 5472, 6168, 6612, 7453, 8224, 8352, 8816, 9252, 9766, 9918, 12336, 13224, 14649, 14906, 17632, 18504, 19532, 19836, 22359, 24672, 26448, 29298, 29812, 37008, 39064, 39672, 43947, 44718, 52896, 58596, 59624, 67077, 74016, 78128, 79344, 87894, 89436, 117192, 119248, 134154, 141607, 156256, 158688, 175788, 178872, 234384, 238496, 268308, 283214, 351576, 357744, 424821, 468768, 536616, 566428, 703152, 715488, 849642, 1073232, 1132856, 1274463, 1406304, 1699284, 2146464, 2265712, 2548926, 3398568, 4531424, 5097852, 6797136, 10195704, 13594272, 20391408, 40782816]

約数ペア:

[(1, 40782816), (2, 20391408), (3, 13594272), (4, 10195704), (6, 6797136), (8, 5097852), (9, 4531424), (12, 3398568), (16, 2548926), (18, 2265712), (19, 2146464), (24, 1699284), (29, 1406304), (32, 1274463), (36, 1132856), (38, 1073232), (48, 849642), (57, 715488), (58, 703152), (72, 566428), (76, 536616), (87, 468768), (96, 424821), (114, 357744), (116, 351576), (144, 283214), (152, 268308), (171, 238496), (174, 234384), (228, 178872), (232, 175788), (257, 158688), (261, 156256), (288, 141607), (304, 134154), (342, 119248), (348, 117192), (456, 89436), (464, 87894), (514, 79344), (522, 78128), (551, 74016), (608, 67077), (684, 59624), (696, 58596), (771, 52896), (912, 44718), (928, 43947), (1028, 39672), (1044, 39064), (1102, 37008), (1368, 29812), (1392, 29298), (1542, 26448), (1653, 24672), (1824, 22359), (2056, 19836), (2088, 19532), (2204, 18504), (2313, 17632), (2736, 14906), (2784, 14649), (3084, 13224), (3306, 12336), (4112, 9918), (4176, 9766), (4408, 9252), (4626, 8816), (4883, 8352), (4959, 8224), (5472, 7453), (6168, 6612)]