156980240

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{19051}}^1$

素因数の和:19167

約数の個数: 40

約数和(自身を含む): 368541888

約数和(自身を除く): 211561648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 19051, 38102, 76204, 95255, 152408, 190510, 304816, 381020, 762040, 1524080, 1962253, 3924506, 7849012, 9811265, 15698024, 19622530, 31396048, 39245060, 78490120, 156980240]

約数ペア:

[(1, 156980240), (2, 78490120), (4, 39245060), (5, 31396048), (8, 19622530), (10, 15698024), (16, 9811265), (20, 7849012), (40, 3924506), (80, 1962253), (103, 1524080), (206, 762040), (412, 381020), (515, 304816), (824, 190510), (1030, 152408), (1648, 95255), (2060, 76204), (4120, 38102), (8240, 19051)]