208585728

素因数分解:

$2^{10}\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1741}}^1$

素因数の和:1780

約数の個数: 132

約数和(自身を含む): 648989068

約数和(自身を除く): 440403340

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 512, 576, 624, 768, 832, 936, 1024, 1152, 1248, 1536, 1664, 1741, 1872, 2304, 2496, 3072, 3328, 3482, 3744, 4608, 4992, 5223, 6656, 6964, 7488, 9216, 9984, 10446, 13312, 13928, 14976, 15669, 19968, 20892, 22633, 27856, 29952, 31338, 39936, 41784, 45266, 55712, 59904, 62676, 67899, 83568, 90532, 111424, 119808, 125352, 135798, 167136, 181064, 203697, 222848, 250704, 271596, 334272, 362128, 407394, 445696, 501408, 543192, 668544, 724256, 814788, 891392, 1002816, 1086384, 1337088, 1448512, 1629576, 1782784, 2005632, 2172768, 2674176, 2897024, 3259152, 4011264, 4345536, 5348352, 5794048, 6518304, 8022528, 8691072, 11588096, 13036608, 16045056, 17382144, 23176192, 26073216, 34764288, 52146432, 69528576, 104292864, 208585728]

約数ペア:

[(1, 208585728), (2, 104292864), (3, 69528576), (4, 52146432), (6, 34764288), (8, 26073216), (9, 23176192), (12, 17382144), (13, 16045056), (16, 13036608), (18, 11588096), (24, 8691072), (26, 8022528), (32, 6518304), (36, 5794048), (39, 5348352), (48, 4345536), (52, 4011264), (64, 3259152), (72, 2897024), (78, 2674176), (96, 2172768), (104, 2005632), (117, 1782784), (128, 1629576), (144, 1448512), (156, 1337088), (192, 1086384), (208, 1002816), (234, 891392), (256, 814788), (288, 724256), (312, 668544), (384, 543192), (416, 501408), (468, 445696), (512, 407394), (576, 362128), (624, 334272), (768, 271596), (832, 250704), (936, 222848), (1024, 203697), (1152, 181064), (1248, 167136), (1536, 135798), (1664, 125352), (1741, 119808), (1872, 111424), (2304, 90532), (2496, 83568), (3072, 67899), (3328, 62676), (3482, 59904), (3744, 55712), (4608, 45266), (4992, 41784), (5223, 39936), (6656, 31338), (6964, 29952), (7488, 27856), (9216, 22633), (9984, 20892), (10446, 19968), (13312, 15669), (13928, 14976)]