168779720

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{14401}}^1$

素因数の和:14705

約数の個数: 32

約数和(自身を含む): 381076920

約数和(自身を除く): 212297200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 2344, 2930, 5860, 11720, 14401, 28802, 57604, 72005, 115208, 144010, 288020, 576040, 4219493, 8438986, 16877972, 21097465, 33755944, 42194930, 84389860, 168779720]

約数ペア:

[(1, 168779720), (2, 84389860), (4, 42194930), (5, 33755944), (8, 21097465), (10, 16877972), (20, 8438986), (40, 4219493), (293, 576040), (586, 288020), (1172, 144010), (1465, 115208), (2344, 72005), (2930, 57604), (5860, 28802), (11720, 14401)]