131809920

素因数分解:

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

素因数の和:191

約数の個数: 192

約数和(自身を含む): 464214240

約数和(自身を除く): 332404320

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, 158, 160, 165, 176, 192, 220, 237, 240, 264, 316, 320, 330, 352, 384, 395, 440, 474, 480, 528, 632, 640, 660, 704, 790, 869, 880, 948, 960, 1056, 1185, 1264, 1320, 1408, 1580, 1738, 1760, 1896, 1920, 2112, 2370, 2528, 2607, 2640, 3160, 3476, 3520, 3792, 4224, 4345, 4740, 5056, 5214, 5280, 6241, 6320, 6952, 7040, 7584, 8690, 9480, 10112, 10428, 10560, 12482, 12640, 13035, 13904, 15168, 17380, 18723, 18960, 20856, 21120, 24964, 25280, 26070, 27808, 30336, 31205, 34760, 37446, 37920, 41712, 49928, 50560, 52140, 55616, 62410, 68651, 69520, 74892, 75840, 83424, 93615, 99856, 104280, 111232, 124820, 137302, 139040, 149784, 151680, 166848, 187230, 199712, 205953, 208560, 249640, 274604, 278080, 299568, 333696, 343255, 374460, 399424, 411906, 417120, 499280, 549208, 556160, 599136, 686510, 748920, 798848, 823812, 834240, 998560, 1029765, 1098416, 1198272, 1373020, 1497840, 1647624, 1668480, 1997120, 2059530, 2196832, 2396544, 2746040, 2995680, 3295248, 3994240, 4119060, 4393664, 5492080, 5991360, 6590496, 8238120, 8787328, 10984160, 11982720, 13180992, 16476240, 21968320, 26361984, 32952480, 43936640, 65904960, 131809920]

約数ペア:

[(1, 131809920), (2, 65904960), (3, 43936640), (4, 32952480), (5, 26361984), (6, 21968320), (8, 16476240), (10, 13180992), (11, 11982720), (12, 10984160), (15, 8787328), (16, 8238120), (20, 6590496), (22, 5991360), (24, 5492080), (30, 4393664), (32, 4119060), (33, 3994240), (40, 3295248), (44, 2995680), (48, 2746040), (55, 2396544), (60, 2196832), (64, 2059530), (66, 1997120), (79, 1668480), (80, 1647624), (88, 1497840), (96, 1373020), (110, 1198272), (120, 1098416), (128, 1029765), (132, 998560), (158, 834240), (160, 823812), (165, 798848), (176, 748920), (192, 686510), (220, 599136), (237, 556160), (240, 549208), (264, 499280), (316, 417120), (320, 411906), (330, 399424), (352, 374460), (384, 343255), (395, 333696), (440, 299568), (474, 278080), (480, 274604), (528, 249640), (632, 208560), (640, 205953), (660, 199712), (704, 187230), (790, 166848), (869, 151680), (880, 149784), (948, 139040), (960, 137302), (1056, 124820), (1185, 111232), (1264, 104280), (1320, 99856), (1408, 93615), (1580, 83424), (1738, 75840), (1760, 74892), (1896, 69520), (1920, 68651), (2112, 62410), (2370, 55616), (2528, 52140), (2607, 50560), (2640, 49928), (3160, 41712), (3476, 37920), (3520, 37446), (3792, 34760), (4224, 31205), (4345, 30336), (4740, 27808), (5056, 26070), (5214, 25280), (5280, 24964), (6241, 21120), (6320, 20856), (6952, 18960), (7040, 18723), (7584, 17380), (8690, 15168), (9480, 13904), (10112, 13035), (10428, 12640), (10560, 12482)]