251940480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 256

約数和(自身を含む): 893030400

約数和(自身を除く): 641089920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 79, 80, 88, 96, 110, 120, 128, 132, 151, 158, 160, 165, 176, 192, 220, 237, 240, 264, 302, 316, 320, 330, 352, 384, 395, 440, 453, 474, 480, 528, 604, 632, 640, 660, 704, 755, 790, 869, 880, 906, 948, 960, 1056, 1185, 1208, 1264, 1320, 1408, 1510, 1580, 1661, 1738, 1760, 1812, 1896, 1920, 2112, 2265, 2370, 2416, 2528, 2607, 2640, 3020, 3160, 3322, 3476, 3520, 3624, 3792, 4224, 4345, 4530, 4740, 4832, 4983, 5056, 5214, 5280, 6040, 6320, 6644, 6952, 7040, 7248, 7584, 8305, 8690, 9060, 9480, 9664, 9966, 10112, 10428, 10560, 11929, 12080, 12640, 13035, 13288, 13904, 14496, 15168, 16610, 17380, 18120, 18960, 19328, 19932, 20856, 21120, 23858, 24160, 24915, 25280, 26070, 26576, 27808, 28992, 30336, 33220, 34760, 35787, 36240, 37920, 39864, 41712, 47716, 48320, 49830, 50560, 52140, 53152, 55616, 57984, 59645, 66440, 69520, 71574, 72480, 75840, 79728, 83424, 95432, 96640, 99660, 104280, 106304, 111232, 119290, 131219, 132880, 139040, 143148, 144960, 151680, 159456, 166848, 178935, 190864, 199320, 208560, 212608, 238580, 262438, 265760, 278080, 286296, 289920, 318912, 333696, 357870, 381728, 393657, 398640, 417120, 477160, 524876, 531520, 556160, 572592, 637824, 656095, 715740, 763456, 787314, 797280, 834240, 954320, 1049752, 1063040, 1145184, 1312190, 1431480, 1526912, 1574628, 1594560, 1668480, 1908640, 1968285, 2099504, 2290368, 2624380, 2862960, 3149256, 3189120, 3817280, 3936570, 4199008, 4580736, 5248760, 5725920, 6298512, 7634560, 7873140, 8398016, 10497520, 11451840, 12597024, 15746280, 16796032, 20995040, 22903680, 25194048, 31492560, 41990080, 50388096, 62985120, 83980160, 125970240, 251940480]

約数ペア:

[(1, 251940480), (2, 125970240), (3, 83980160), (4, 62985120), (5, 50388096), (6, 41990080), (8, 31492560), (10, 25194048), (11, 22903680), (12, 20995040), (15, 16796032), (16, 15746280), (20, 12597024), (22, 11451840), (24, 10497520), (30, 8398016), (32, 7873140), (33, 7634560), (40, 6298512), (44, 5725920), (48, 5248760), (55, 4580736), (60, 4199008), (64, 3936570), (66, 3817280), (79, 3189120), (80, 3149256), (88, 2862960), (96, 2624380), (110, 2290368), (120, 2099504), (128, 1968285), (132, 1908640), (151, 1668480), (158, 1594560), (160, 1574628), (165, 1526912), (176, 1431480), (192, 1312190), (220, 1145184), (237, 1063040), (240, 1049752), (264, 954320), (302, 834240), (316, 797280), (320, 787314), (330, 763456), (352, 715740), (384, 656095), (395, 637824), (440, 572592), (453, 556160), (474, 531520), (480, 524876), (528, 477160), (604, 417120), (632, 398640), (640, 393657), (660, 381728), (704, 357870), (755, 333696), (790, 318912), (869, 289920), (880, 286296), (906, 278080), (948, 265760), (960, 262438), (1056, 238580), (1185, 212608), (1208, 208560), (1264, 199320), (1320, 190864), (1408, 178935), (1510, 166848), (1580, 159456), (1661, 151680), (1738, 144960), (1760, 143148), (1812, 139040), (1896, 132880), (1920, 131219), (2112, 119290), (2265, 111232), (2370, 106304), (2416, 104280), (2528, 99660), (2607, 96640), (2640, 95432), (3020, 83424), (3160, 79728), (3322, 75840), (3476, 72480), (3520, 71574), (3624, 69520), (3792, 66440), (4224, 59645), (4345, 57984), (4530, 55616), (4740, 53152), (4832, 52140), (4983, 50560), (5056, 49830), (5214, 48320), (5280, 47716), (6040, 41712), (6320, 39864), (6644, 37920), (6952, 36240), (7040, 35787), (7248, 34760), (7584, 33220), (8305, 30336), (8690, 28992), (9060, 27808), (9480, 26576), (9664, 26070), (9966, 25280), (10112, 24915), (10428, 24160), (10560, 23858), (11929, 21120), (12080, 20856), (12640, 19932), (13035, 19328), (13288, 18960), (13904, 18120), (14496, 17380), (15168, 16610)]