128002320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1279}}^1$

素因数の和:1437

約数の個数: 120

約数和(自身を含む): 433305600

約数和(自身を除く): 305303280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 139, 144, 180, 240, 278, 360, 417, 556, 695, 720, 834, 1112, 1251, 1279, 1390, 1668, 2085, 2224, 2502, 2558, 2780, 3336, 3837, 4170, 5004, 5116, 5560, 6255, 6395, 6672, 7674, 8340, 10008, 10232, 11120, 11511, 12510, 12790, 15348, 16680, 19185, 20016, 20464, 23022, 25020, 25580, 30696, 33360, 38370, 46044, 50040, 51160, 57555, 61392, 76740, 92088, 100080, 102320, 115110, 153480, 177781, 184176, 230220, 306960, 355562, 460440, 533343, 711124, 888905, 920880, 1066686, 1422248, 1600029, 1777810, 2133372, 2666715, 2844496, 3200058, 3555620, 4266744, 5333430, 6400116, 7111240, 8000145, 8533488, 10666860, 12800232, 14222480, 16000290, 21333720, 25600464, 32000580, 42667440, 64001160, 128002320]

約数ペア:

[(1, 128002320), (2, 64001160), (3, 42667440), (4, 32000580), (5, 25600464), (6, 21333720), (8, 16000290), (9, 14222480), (10, 12800232), (12, 10666860), (15, 8533488), (16, 8000145), (18, 7111240), (20, 6400116), (24, 5333430), (30, 4266744), (36, 3555620), (40, 3200058), (45, 2844496), (48, 2666715), (60, 2133372), (72, 1777810), (80, 1600029), (90, 1422248), (120, 1066686), (139, 920880), (144, 888905), (180, 711124), (240, 533343), (278, 460440), (360, 355562), (417, 306960), (556, 230220), (695, 184176), (720, 177781), (834, 153480), (1112, 115110), (1251, 102320), (1279, 100080), (1390, 92088), (1668, 76740), (2085, 61392), (2224, 57555), (2502, 51160), (2558, 50040), (2780, 46044), (3336, 38370), (3837, 33360), (4170, 30696), (5004, 25580), (5116, 25020), (5560, 23022), (6255, 20464), (6395, 20016), (6672, 19185), (7674, 16680), (8340, 15348), (10008, 12790), (10232, 12510), (11120, 11511)]