331536128

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^3\times {\mathrm{139}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 837876480

約数和(自身を除く): 506340352

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 128, 139, 154, 176, 224, 242, 256, 278, 308, 352, 448, 484, 556, 616, 704, 847, 896, 968, 973, 1112, 1232, 1331, 1408, 1529, 1694, 1792, 1936, 1946, 2224, 2464, 2662, 2816, 3058, 3388, 3872, 3892, 4448, 4928, 5324, 6116, 6776, 7744, 7784, 8896, 9317, 9856, 10648, 10703, 12232, 13552, 15488, 15568, 16819, 17792, 18634, 19712, 21296, 21406, 24464, 27104, 30976, 31136, 33638, 35584, 37268, 42592, 42812, 48928, 54208, 62272, 67276, 74536, 85184, 85624, 97856, 108416, 117733, 124544, 134552, 149072, 170368, 171248, 185009, 195712, 216832, 235466, 249088, 269104, 298144, 340736, 342496, 370018, 391424, 470932, 538208, 596288, 684992, 740036, 941864, 1076416, 1192576, 1295063, 1369984, 1480072, 1883728, 2152832, 2385152, 2590126, 2739968, 2960144, 3767456, 4305664, 5180252, 5920288, 7534912, 10360504, 11840576, 15069824, 20721008, 23681152, 30139648, 41442016, 47362304, 82884032, 165768064, 331536128]

約数ペア:

[(1, 331536128), (2, 165768064), (4, 82884032), (7, 47362304), (8, 41442016), (11, 30139648), (14, 23681152), (16, 20721008), (22, 15069824), (28, 11840576), (32, 10360504), (44, 7534912), (56, 5920288), (64, 5180252), (77, 4305664), (88, 3767456), (112, 2960144), (121, 2739968), (128, 2590126), (139, 2385152), (154, 2152832), (176, 1883728), (224, 1480072), (242, 1369984), (256, 1295063), (278, 1192576), (308, 1076416), (352, 941864), (448, 740036), (484, 684992), (556, 596288), (616, 538208), (704, 470932), (847, 391424), (896, 370018), (968, 342496), (973, 340736), (1112, 298144), (1232, 269104), (1331, 249088), (1408, 235466), (1529, 216832), (1694, 195712), (1792, 185009), (1936, 171248), (1946, 170368), (2224, 149072), (2464, 134552), (2662, 124544), (2816, 117733), (3058, 108416), (3388, 97856), (3872, 85624), (3892, 85184), (4448, 74536), (4928, 67276), (5324, 62272), (6116, 54208), (6776, 48928), (7744, 42812), (7784, 42592), (8896, 37268), (9317, 35584), (9856, 33638), (10648, 31136), (10703, 30976), (12232, 27104), (13552, 24464), (15488, 21406), (15568, 21296), (16819, 19712), (17792, 18634)]