2505918720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5987}}^1$

素因数の和:6120

約数の個数: 144

約数和(自身を含む): 8078051520

約数和(自身を除く): 5572132800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 160, 192, 218, 240, 256, 320, 327, 384, 436, 480, 545, 640, 654, 768, 872, 960, 1090, 1280, 1308, 1635, 1744, 1920, 2180, 2616, 3270, 3488, 3840, 4360, 5232, 5987, 6540, 6976, 8720, 10464, 11974, 13080, 13952, 17440, 17961, 20928, 23948, 26160, 27904, 29935, 34880, 35922, 41856, 47896, 52320, 59870, 69760, 71844, 83712, 89805, 95792, 104640, 119740, 139520, 143688, 179610, 191584, 209280, 239480, 287376, 359220, 383168, 418560, 478960, 574752, 652583, 718440, 766336, 957920, 1149504, 1305166, 1436880, 1532672, 1915840, 1957749, 2299008, 2610332, 2873760, 3262915, 3831680, 3915498, 4598016, 5220664, 5747520, 6525830, 7663360, 7830996, 9788745, 10441328, 11495040, 13051660, 15661992, 19577490, 20882656, 22990080, 26103320, 31323984, 39154980, 41765312, 52206640, 62647968, 78309960, 83530624, 104413280, 125295936, 156619920, 167061248, 208826560, 250591872, 313239840, 417653120, 501183744, 626479680, 835306240, 1252959360, 2505918720]

約数ペア:

[(1, 2505918720), (2, 1252959360), (3, 835306240), (4, 626479680), (5, 501183744), (6, 417653120), (8, 313239840), (10, 250591872), (12, 208826560), (15, 167061248), (16, 156619920), (20, 125295936), (24, 104413280), (30, 83530624), (32, 78309960), (40, 62647968), (48, 52206640), (60, 41765312), (64, 39154980), (80, 31323984), (96, 26103320), (109, 22990080), (120, 20882656), (128, 19577490), (160, 15661992), (192, 13051660), (218, 11495040), (240, 10441328), (256, 9788745), (320, 7830996), (327, 7663360), (384, 6525830), (436, 5747520), (480, 5220664), (545, 4598016), (640, 3915498), (654, 3831680), (768, 3262915), (872, 2873760), (960, 2610332), (1090, 2299008), (1280, 1957749), (1308, 1915840), (1635, 1532672), (1744, 1436880), (1920, 1305166), (2180, 1149504), (2616, 957920), (3270, 766336), (3488, 718440), (3840, 652583), (4360, 574752), (5232, 478960), (5987, 418560), (6540, 383168), (6976, 359220), (8720, 287376), (10464, 239480), (11974, 209280), (13080, 191584), (13952, 179610), (17440, 143688), (17961, 139520), (20928, 119740), (23948, 104640), (26160, 95792), (27904, 89805), (29935, 83712), (34880, 71844), (35922, 69760), (41856, 59870), (47896, 52320)]