121260860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{20143}}^1$

素因数の和:20202

約数の個数: 48

約数和(自身を含む): 297808896

約数和(自身を除く): 176548036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 20143, 40286, 80572, 100715, 141001, 201430, 282002, 402860, 564004, 705005, 866149, 1410010, 1732298, 2820020, 3464596, 4330745, 6063043, 8661490, 12126086, 17322980, 24252172, 30315215, 60630430, 121260860]

約数ペア:

[(1, 121260860), (2, 60630430), (4, 30315215), (5, 24252172), (7, 17322980), (10, 12126086), (14, 8661490), (20, 6063043), (28, 4330745), (35, 3464596), (43, 2820020), (70, 1732298), (86, 1410010), (140, 866149), (172, 705005), (215, 564004), (301, 402860), (430, 282002), (602, 201430), (860, 141001), (1204, 100715), (1505, 80572), (3010, 40286), (6020, 20143)]