18320478210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{157433}}^1$

素因数の和:157880

約数の個数: 64

約数和(自身を含む): 48968271360

約数和(自身を除く): 30647793150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 431, 862, 1293, 2155, 2586, 3879, 4310, 6465, 7758, 11637, 12930, 19395, 23274, 38790, 58185, 116370, 157433, 314866, 472299, 787165, 944598, 1416897, 1574330, 2361495, 2833794, 4250691, 4722990, 7084485, 8501382, 14168970, 21253455, 42506910, 67853623, 135707246, 203560869, 339268115, 407121738, 610682607, 678536230, 1017804345, 1221365214, 1832047821, 2035608690, 3053413035, 3664095642, 6106826070, 9160239105, 18320478210]

約数ペア:

[(1, 18320478210), (2, 9160239105), (3, 6106826070), (5, 3664095642), (6, 3053413035), (9, 2035608690), (10, 1832047821), (15, 1221365214), (18, 1017804345), (27, 678536230), (30, 610682607), (45, 407121738), (54, 339268115), (90, 203560869), (135, 135707246), (270, 67853623), (431, 42506910), (862, 21253455), (1293, 14168970), (2155, 8501382), (2586, 7084485), (3879, 4722990), (4310, 4250691), (6465, 2833794), (7758, 2361495), (11637, 1574330), (12930, 1416897), (19395, 944598), (23274, 787165), (38790, 472299), (58185, 314866), (116370, 157433)]