128393856

素因数分解:

$2^7\times 3^3\times {\mathrm{97}}^1\times {\mathrm{383}}^1$

素因数の和:503

約数の個数: 128

約数和(自身を含む): 383846400

約数和(自身を除く): 255452544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 97, 108, 128, 144, 192, 194, 216, 288, 291, 383, 384, 388, 432, 576, 582, 766, 776, 864, 873, 1149, 1152, 1164, 1532, 1552, 1728, 1746, 2298, 2328, 2619, 3064, 3104, 3447, 3456, 3492, 4596, 4656, 5238, 6128, 6208, 6894, 6984, 9192, 9312, 10341, 10476, 12256, 12416, 13788, 13968, 18384, 18624, 20682, 20952, 24512, 27576, 27936, 36768, 37151, 37248, 41364, 41904, 49024, 55152, 55872, 73536, 74302, 82728, 83808, 110304, 111453, 111744, 147072, 148604, 165456, 167616, 220608, 222906, 297208, 330912, 334359, 335232, 441216, 445812, 594416, 661824, 668718, 891624, 1003077, 1188832, 1323648, 1337436, 1783248, 2006154, 2377664, 2674872, 3566496, 4012308, 4755328, 5349744, 7132992, 8024616, 10699488, 14265984, 16049232, 21398976, 32098464, 42797952, 64196928, 128393856]

約数ペア:

[(1, 128393856), (2, 64196928), (3, 42797952), (4, 32098464), (6, 21398976), (8, 16049232), (9, 14265984), (12, 10699488), (16, 8024616), (18, 7132992), (24, 5349744), (27, 4755328), (32, 4012308), (36, 3566496), (48, 2674872), (54, 2377664), (64, 2006154), (72, 1783248), (96, 1337436), (97, 1323648), (108, 1188832), (128, 1003077), (144, 891624), (192, 668718), (194, 661824), (216, 594416), (288, 445812), (291, 441216), (383, 335232), (384, 334359), (388, 330912), (432, 297208), (576, 222906), (582, 220608), (766, 167616), (776, 165456), (864, 148604), (873, 147072), (1149, 111744), (1152, 111453), (1164, 110304), (1532, 83808), (1552, 82728), (1728, 74302), (1746, 73536), (2298, 55872), (2328, 55152), (2619, 49024), (3064, 41904), (3104, 41364), (3447, 37248), (3456, 37151), (3492, 36768), (4596, 27936), (4656, 27576), (5238, 24512), (6128, 20952), (6208, 20682), (6894, 18624), (6984, 18384), (9192, 13968), (9312, 13788), (10341, 12416), (10476, 12256)]