195889920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1$

素因数の和:530

約数の個数: 144

約数和(自身を含む): 631841280

約数和(自身を除く): 435951360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 240, 256, 278, 320, 367, 384, 417, 480, 556, 640, 695, 734, 768, 834, 960, 1101, 1112, 1280, 1390, 1468, 1668, 1835, 1920, 2085, 2202, 2224, 2780, 2936, 3336, 3670, 3840, 4170, 4404, 4448, 5505, 5560, 5872, 6672, 7340, 8340, 8808, 8896, 11010, 11120, 11744, 13344, 14680, 16680, 17616, 17792, 22020, 22240, 23488, 26688, 29360, 33360, 35232, 35584, 44040, 44480, 46976, 51013, 53376, 58720, 66720, 70464, 88080, 88960, 93952, 102026, 106752, 117440, 133440, 140928, 153039, 176160, 177920, 204052, 234880, 255065, 266880, 281856, 306078, 352320, 408104, 469760, 510130, 533760, 612156, 704640, 765195, 816208, 1020260, 1224312, 1409280, 1530390, 1632416, 2040520, 2448624, 3060780, 3264832, 4081040, 4897248, 6121560, 6529664, 8162080, 9794496, 12243120, 13059328, 16324160, 19588992, 24486240, 32648320, 39177984, 48972480, 65296640, 97944960, 195889920]

約数ペア:

[(1, 195889920), (2, 97944960), (3, 65296640), (4, 48972480), (5, 39177984), (6, 32648320), (8, 24486240), (10, 19588992), (12, 16324160), (15, 13059328), (16, 12243120), (20, 9794496), (24, 8162080), (30, 6529664), (32, 6121560), (40, 4897248), (48, 4081040), (60, 3264832), (64, 3060780), (80, 2448624), (96, 2040520), (120, 1632416), (128, 1530390), (139, 1409280), (160, 1224312), (192, 1020260), (240, 816208), (256, 765195), (278, 704640), (320, 612156), (367, 533760), (384, 510130), (417, 469760), (480, 408104), (556, 352320), (640, 306078), (695, 281856), (734, 266880), (768, 255065), (834, 234880), (960, 204052), (1101, 177920), (1112, 176160), (1280, 153039), (1390, 140928), (1468, 133440), (1668, 117440), (1835, 106752), (1920, 102026), (2085, 93952), (2202, 88960), (2224, 88080), (2780, 70464), (2936, 66720), (3336, 58720), (3670, 53376), (3840, 51013), (4170, 46976), (4404, 44480), (4448, 44040), (5505, 35584), (5560, 35232), (5872, 33360), (6672, 29360), (7340, 26688), (8340, 23488), (8808, 22240), (8896, 22020), (11010, 17792), (11120, 17616), (11744, 16680), (13344, 14680)]