209560960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1613}}^1$

素因数の和:1668

約数の個数: 128

約数和(自身を含む): 592660800

約数和(自身を除く): 383099840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 560, 580, 640, 812, 896, 928, 1015, 1120, 1160, 1613, 1624, 1856, 2030, 2240, 2320, 3226, 3248, 3712, 4060, 4480, 4640, 6452, 6496, 8065, 8120, 9280, 11291, 12904, 12992, 16130, 16240, 18560, 22582, 25808, 25984, 32260, 32480, 45164, 46777, 51616, 56455, 64520, 64960, 90328, 93554, 103232, 112910, 129040, 129920, 180656, 187108, 206464, 225820, 233885, 258080, 327439, 361312, 374216, 451640, 467770, 516160, 654878, 722624, 748432, 903280, 935540, 1032320, 1309756, 1445248, 1496864, 1637195, 1806560, 1871080, 2619512, 2993728, 3274390, 3613120, 3742160, 5239024, 5987456, 6548780, 7226240, 7484320, 10478048, 13097560, 14968640, 20956096, 26195120, 29937280, 41912192, 52390240, 104780480, 209560960]

約数ペア:

[(1, 209560960), (2, 104780480), (4, 52390240), (5, 41912192), (7, 29937280), (8, 26195120), (10, 20956096), (14, 14968640), (16, 13097560), (20, 10478048), (28, 7484320), (29, 7226240), (32, 6548780), (35, 5987456), (40, 5239024), (56, 3742160), (58, 3613120), (64, 3274390), (70, 2993728), (80, 2619512), (112, 1871080), (116, 1806560), (128, 1637195), (140, 1496864), (145, 1445248), (160, 1309756), (203, 1032320), (224, 935540), (232, 903280), (280, 748432), (290, 722624), (320, 654878), (406, 516160), (448, 467770), (464, 451640), (560, 374216), (580, 361312), (640, 327439), (812, 258080), (896, 233885), (928, 225820), (1015, 206464), (1120, 187108), (1160, 180656), (1613, 129920), (1624, 129040), (1856, 112910), (2030, 103232), (2240, 93554), (2320, 90328), (3226, 64960), (3248, 64520), (3712, 56455), (4060, 51616), (4480, 46777), (4640, 45164), (6452, 32480), (6496, 32260), (8065, 25984), (8120, 25808), (9280, 22582), (11291, 18560), (12904, 16240), (12992, 16130)]