160855680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:642

約数の個数: 128

約数和(自身を含む): 516528000

約数和(自身を除く): 355672320

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, 160, 192, 199, 240, 320, 384, 398, 421, 480, 597, 640, 796, 842, 960, 995, 1194, 1263, 1592, 1684, 1920, 1990, 2105, 2388, 2526, 2985, 3184, 3368, 3980, 4210, 4776, 5052, 5970, 6315, 6368, 6736, 7960, 8420, 9552, 10104, 11940, 12630, 12736, 13472, 15920, 16840, 19104, 20208, 23880, 25260, 25472, 26944, 31840, 33680, 38208, 40416, 47760, 50520, 53888, 63680, 67360, 76416, 80832, 83779, 95520, 101040, 127360, 134720, 161664, 167558, 191040, 202080, 251337, 269440, 335116, 382080, 404160, 418895, 502674, 670232, 808320, 837790, 1005348, 1256685, 1340464, 1675580, 2010696, 2513370, 2680928, 3351160, 4021392, 5026740, 5361856, 6702320, 8042784, 10053480, 10723712, 13404640, 16085568, 20106960, 26809280, 32171136, 40213920, 53618560, 80427840, 160855680]

約数ペア:

[(1, 160855680), (2, 80427840), (3, 53618560), (4, 40213920), (5, 32171136), (6, 26809280), (8, 20106960), (10, 16085568), (12, 13404640), (15, 10723712), (16, 10053480), (20, 8042784), (24, 6702320), (30, 5361856), (32, 5026740), (40, 4021392), (48, 3351160), (60, 2680928), (64, 2513370), (80, 2010696), (96, 1675580), (120, 1340464), (128, 1256685), (160, 1005348), (192, 837790), (199, 808320), (240, 670232), (320, 502674), (384, 418895), (398, 404160), (421, 382080), (480, 335116), (597, 269440), (640, 251337), (796, 202080), (842, 191040), (960, 167558), (995, 161664), (1194, 134720), (1263, 127360), (1592, 101040), (1684, 95520), (1920, 83779), (1990, 80832), (2105, 76416), (2388, 67360), (2526, 63680), (2985, 53888), (3184, 50520), (3368, 47760), (3980, 40416), (4210, 38208), (4776, 33680), (5052, 31840), (5970, 26944), (6315, 25472), (6368, 25260), (6736, 23880), (7960, 20208), (8420, 19104), (9552, 16840), (10104, 15920), (11940, 13472), (12630, 12736)]