1789139520

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{88747}}^1$

素因数の和:88777

約数の個数: 168

約数和(自身を含む): 7033101504

約数和(自身を除く): 5243961984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 20160, 88747, 177494, 266241, 354988, 443735, 532482, 621229, 709976, 798723, 887470, 1064964, 1242458, 1331205, 1419952, 1597446, 1774940, 1863687, 2129928, 2484916, 2662410, 2839904, 3106145, 3194892, 3549880, 3727374, 3993615, 4259856, 4969832, 5324820, 5591061, 5679808, 6212290, 6389784, 7099760, 7454748, 7987230, 8519712, 9318435, 9939664, 10649640, 11182122, 12424580, 12779568, 14199520, 14909496, 15974460, 17039424, 18636870, 19879328, 21299280, 22364244, 24849160, 25559136, 27955305, 28399040, 29818992, 31948920, 37273740, 39758656, 42598560, 44728488, 49698320, 51118272, 55910610, 59637984, 63897840, 74547480, 85197120, 89456976, 99396640, 111821220, 119275968, 127795680, 149094960, 178913952, 198793280, 223642440, 255591360, 298189920, 357827904, 447284880, 596379840, 894569760, 1789139520]

約数ペア:

[(1, 1789139520), (2, 894569760), (3, 596379840), (4, 447284880), (5, 357827904), (6, 298189920), (7, 255591360), (8, 223642440), (9, 198793280), (10, 178913952), (12, 149094960), (14, 127795680), (15, 119275968), (16, 111821220), (18, 99396640), (20, 89456976), (21, 85197120), (24, 74547480), (28, 63897840), (30, 59637984), (32, 55910610), (35, 51118272), (36, 49698320), (40, 44728488), (42, 42598560), (45, 39758656), (48, 37273740), (56, 31948920), (60, 29818992), (63, 28399040), (64, 27955305), (70, 25559136), (72, 24849160), (80, 22364244), (84, 21299280), (90, 19879328), (96, 18636870), (105, 17039424), (112, 15974460), (120, 14909496), (126, 14199520), (140, 12779568), (144, 12424580), (160, 11182122), (168, 10649640), (180, 9939664), (192, 9318435), (210, 8519712), (224, 7987230), (240, 7454748), (252, 7099760), (280, 6389784), (288, 6212290), (315, 5679808), (320, 5591061), (336, 5324820), (360, 4969832), (420, 4259856), (448, 3993615), (480, 3727374), (504, 3549880), (560, 3194892), (576, 3106145), (630, 2839904), (672, 2662410), (720, 2484916), (840, 2129928), (960, 1863687), (1008, 1774940), (1120, 1597446), (1260, 1419952), (1344, 1331205), (1440, 1242458), (1680, 1064964), (2016, 887470), (2240, 798723), (2520, 709976), (2880, 621229), (3360, 532482), (4032, 443735), (5040, 354988), (6720, 266241), (10080, 177494), (20160, 88747)]