1388828928

素因数分解:

$2^8\times 3^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 3791505536

約数和(自身を除く): 2402676608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 97, 103, 128, 181, 192, 194, 206, 256, 291, 309, 362, 384, 388, 412, 543, 582, 618, 724, 768, 776, 824, 1086, 1164, 1236, 1448, 1552, 1648, 2172, 2328, 2472, 2896, 3104, 3296, 4344, 4656, 4944, 5792, 6208, 6592, 8688, 9312, 9888, 9991, 11584, 12416, 13184, 17376, 17557, 18624, 18643, 19776, 19982, 23168, 24832, 26368, 29973, 34752, 35114, 37248, 37286, 39552, 39964, 46336, 52671, 55929, 59946, 69504, 70228, 74496, 74572, 79104, 79928, 105342, 111858, 119892, 139008, 140456, 149144, 159856, 210684, 223716, 239784, 280912, 298288, 319712, 421368, 447432, 479568, 561824, 596576, 639424, 842736, 894864, 959136, 1123648, 1193152, 1278848, 1685472, 1789728, 1808371, 1918272, 2247296, 2386304, 2557696, 3370944, 3579456, 3616742, 3836544, 4494592, 4772608, 5425113, 6741888, 7158912, 7233484, 7673088, 10850226, 13483776, 14317824, 14466968, 21700452, 28933936, 43400904, 57867872, 86801808, 115735744, 173603616, 231471488, 347207232, 462942976, 694414464, 1388828928]

約数ペア:

[(1, 1388828928), (2, 694414464), (3, 462942976), (4, 347207232), (6, 231471488), (8, 173603616), (12, 115735744), (16, 86801808), (24, 57867872), (32, 43400904), (48, 28933936), (64, 21700452), (96, 14466968), (97, 14317824), (103, 13483776), (128, 10850226), (181, 7673088), (192, 7233484), (194, 7158912), (206, 6741888), (256, 5425113), (291, 4772608), (309, 4494592), (362, 3836544), (384, 3616742), (388, 3579456), (412, 3370944), (543, 2557696), (582, 2386304), (618, 2247296), (724, 1918272), (768, 1808371), (776, 1789728), (824, 1685472), (1086, 1278848), (1164, 1193152), (1236, 1123648), (1448, 959136), (1552, 894864), (1648, 842736), (2172, 639424), (2328, 596576), (2472, 561824), (2896, 479568), (3104, 447432), (3296, 421368), (4344, 319712), (4656, 298288), (4944, 280912), (5792, 239784), (6208, 223716), (6592, 210684), (8688, 159856), (9312, 149144), (9888, 140456), (9991, 139008), (11584, 119892), (12416, 111858), (13184, 105342), (17376, 79928), (17557, 79104), (18624, 74572), (18643, 74496), (19776, 70228), (19982, 69504), (23168, 59946), (24832, 55929), (26368, 52671), (29973, 46336), (34752, 39964), (35114, 39552), (37248, 37286)]